Growing community of inventors

Yokohama, Japan

Joji Tonomura

Average Co-Inventor Count = 5.71

ph-index = 1

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 = 17

Joji Tonomura ↔ Shigechika Tomisawa (2 patents)Joji Tonomura ↔ Yukio Iida (2 patents)Joji Tonomura ↔ Hiroshi Ogawa (1 patent)Joji Tonomura ↔ Norihiko Ono (1 patent)Joji Tonomura ↔ Yuji Kaihara (1 patent)Joji Tonomura ↔ Mitsuhiro Horaguchi (1 patent)Joji Tonomura ↔ Kimitoshi Ose (1 patent)Joji Tonomura ↔ Kazuo Uoya (1 patent)Joji Tonomura ↔ Tatsuo Ishii (1 patent)Joji Tonomura ↔ Mamoru Ushiogi (1 patent)Joji Tonomura ↔ Hiroshi Ogawa (1 patent)Joji Tonomura ↔ Tatsuo Ishii (1 patent)Joji Tonomura ↔ Yukio Iida (1 patent)Joji TonomuraJoji Tonomura (2 patents)Shigechika TomisawaShigechika Tomisawa (3 patents)Yukio IidaYukio Iida (3 patents)Hiroshi OgawaHiroshi Ogawa (51 patents)Norihiko OnoNorihiko Ono (11 patents)Yuji KaiharaYuji Kaihara (6 patents)Mitsuhiro HoraguchiMitsuhiro Horaguchi (3 patents)Kimitoshi OseKimitoshi Ose (2 patents)Kazuo UoyaKazuo Uoya (1 patent)Tatsuo IshiiTatsuo Ishii (1 patent)Mamoru UshiogiMamoru Ushiogi (1 patent)Hiroshi OgawaHiroshi Ogawa (4 patents)Tatsuo IshiiTatsuo Ishii (1 patent)Yukio IidaYukio Iida (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mitsubishi Jukogyo Kabushiki Kaisha (2 from 1,326 patents)

2. Hiroshi Ogawa (0 patent)

3. Shigechika Tomisawa (0 patent)

4. Kimitoshi Ose (0 patent)

5. Joji Tonomura (0 patent)

6. Yuji Kaihara (0 patent)

7. Tatsuo Ishii (0 patent)

8. Norihiko Ono (0 patent)

9. Kazuo Uoya (0 patent)

10. Mamoru Ushiogi (0 patent)

11. Yukio Iida (0 patent)


2 patents:

1. 5051391 - Catalyst filter and method for manufacturing a catalyst filter for

2. 4897248 - Method for treating exhaust gas

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12/14/2025
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