Growing community of inventors

Tokyo, Japan

Koji Koga

Average Co-Inventor Count = 1.96

ph-index = 6

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 122

Koji KogaMotohiko Takayanagi (3 patents)Koji KogaKenichiro Yano (2 patents)Koji KogaTsuneo Chikaraishi (2 patents)Koji KogaIchiro Hatano (2 patents)Koji KogaMotoyuki Yamashita (2 patents)Koji KogaToshiaki Nakano (1 patent)Koji KogaTadayasu Kaneko (1 patent)Koji KogaKoji Koga (8 patents)Motohiko TakayanagiMotohiko Takayanagi (6 patents)Kenichiro YanoKenichiro Yano (16 patents)Tsuneo ChikaraishiTsuneo Chikaraishi (15 patents)Ichiro HatanoIchiro Hatano (9 patents)Motoyuki YamashitaMotoyuki Yamashita (7 patents)Toshiaki NakanoToshiaki Nakano (15 patents)Tadayasu KanekoTadayasu Kaneko (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Takata Corporation (4 from 1,161 patents)

2. Other (1 from 832,718 patents)

3. Pioneer Electronic Corporation (1 from 2,861 patents)

4. Pioneer Corporation (1 from 2,646 patents)

5. Poineer Corporation (1 from 1 patent)


8 patents:

1. 7007971 - Gas generator

2. 6950746 - Navigation apparatus and rerouting method

3. 6836822 - Apparatus for and method of retrieving information

4. 6807571 - Information retrieval system with a search assist server

5. 6648370 - Gas generating apparatus

6. 6626461 - Gas generating apparatus

7. 6571713 - Gas generator, vessel therefor and method of manufacturing the vessel

8. 6574552 - Navigation system and computer-readable information recorded medium in which navigation control program is recorded

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as of
12/9/2025
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