Nobuo Ogawa
E1043193
Nobuo Ogawa is a Japanese businessman best known as the founder of Nichia Corporation, a leading global manufacturer of LEDs and phosphors.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nobuo Ogawa canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10187199 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nobuo Ogawa Context triple: [Nichia Corporation, foundedBy, Nobuo Ogawa]
-
A.
Minoru Ōta
Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
-
B.
Kiyochi Ogata
Kiyochi Ogata was a Japanese military officer who commanded Imperial Japanese forces during the World War II battle known as the Invasion of Tinian in the Mariana Islands.
-
C.
Koichi Tanaka
Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
-
D.
Shigeo Hirose
Shigeo Hirose is a pioneering Japanese roboticist renowned for his innovative work in robot mechanisms and design, particularly in snake-like and walking robots.
-
E.
Hajime Sugiyama
Hajime Sugiyama was a senior Japanese Army general and Army Chief of Staff who played a central role in planning and directing Japan’s military expansion during the Second Sino-Japanese War and World War II.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nobuo Ogawa Target entity description: Nobuo Ogawa is a Japanese businessman best known as the founder of Nichia Corporation, a leading global manufacturer of LEDs and phosphors.
-
A.
Minoru Ōta
Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
-
B.
Kiyochi Ogata
Kiyochi Ogata was a Japanese military officer who commanded Imperial Japanese forces during the World War II battle known as the Invasion of Tinian in the Mariana Islands.
-
C.
Koichi Tanaka
Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
-
D.
Shigeo Hirose
Shigeo Hirose is a pioneering Japanese roboticist renowned for his innovative work in robot mechanisms and design, particularly in snake-like and walking robots.
-
E.
Hajime Sugiyama
Hajime Sugiyama was a senior Japanese Army general and Army Chief of Staff who played a central role in planning and directing Japan’s military expansion during the Second Sino-Japanese War and World War II.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese person
ⓘ
businessperson ⓘ company ⓘ entrepreneur ⓘ manufacturing company ⓘ |
| countryOfCitizenship | Japan ⓘ |
| countryOfOrigin | Japan ⓘ |
| employer | Nichia Corporation ⓘ |
| fieldOfWork |
light-emitting diodes
ⓘ
optoelectronics ⓘ phosphor materials ⓘ |
| founded | Nichia Corporation ⓘ |
| founder | Nobuo Ogawa NERFINISHED ⓘ |
| gender | male ⓘ |
| hasEthnicGroup | Japanese ⓘ |
| headquartersLocation | Japan ⓘ |
| industry |
LED manufacturing
ⓘ
electronics industry ⓘ lighting industry ⓘ phosphor manufacturing ⓘ |
| knownFor | founding Nichia Corporation ⓘ |
| nativeLanguage | Japanese ⓘ |
| notableFor |
being a leading global manufacturer of LEDs
ⓘ
being a leading global manufacturer of phosphors ⓘ developing Nichia into a leading global LED manufacturer ⓘ |
| notableWork | founding of Nichia Corporation ⓘ |
| occupation |
businessman
ⓘ
company founder ⓘ |
| positionHeld | founder of Nichia Corporation ⓘ |
| productOrService |
light-emitting diodes
ⓘ
phosphors ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Nobuo Ogawa Description of subject: Nobuo Ogawa is a Japanese businessman best known as the founder of Nichia Corporation, a leading global manufacturer of LEDs and phosphors.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.