Growing community of inventors

Minami-Ashigara, Japan

Nakao Oi

Average Co-Inventor Count = 2.67

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 = 142

Nakao OiTadayoshi Shibata (5 patents)Nakao OiTakeshi Misawa (4 patents)Nakao OiShigenori Oosaka (4 patents)Nakao OiKazuo Ikari (4 patents)Nakao OiKuniharu Kitagawa (4 patents)Nakao OiKatuo Asami (4 patents)Nakao OiHitoshi Yozawa (4 patents)Nakao OiHiroshi Komatsuzaki (2 patents)Nakao OiKoichi Takahashi (1 patent)Nakao OiHideaki Kataoka (1 patent)Nakao OiKazunori Mizuno (1 patent)Nakao OiHisashi Takahashi (1 patent)Nakao OiNakao Oi (10 patents)Tadayoshi ShibataTadayoshi Shibata (17 patents)Takeshi MisawaTakeshi Misawa (170 patents)Shigenori OosakaShigenori Oosaka (27 patents)Kazuo IkariKazuo Ikari (21 patents)Kuniharu KitagawaKuniharu Kitagawa (12 patents)Katuo AsamiKatuo Asami (10 patents)Hitoshi YozawaHitoshi Yozawa (8 patents)Hiroshi KomatsuzakiHiroshi Komatsuzaki (28 patents)Koichi TakahashiKoichi Takahashi (155 patents)Hideaki KataokaHideaki Kataoka (38 patents)Kazunori MizunoKazunori Mizuno (33 patents)Hisashi TakahashiHisashi Takahashi (19 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (10 from 16,458 patents)


10 patents:

1. 6342331 - Diffusion transfer film units with two receiving layers

2. 6278484 - Film image input system

3. 6191810 - Film image input system for outputting an image signal to a video monitor

4. 6166762 - Film image input system

5. 5861911 - Film image input system

6. 5488445 - Lens-fitted photographic film package and production method therefor

7. 5471265 - Method of making photographs of different aspect ratios and a

8. 5343265 - Lens-fitted photographic film package and production method therefor

9. 5174519 - Film cassette

10. 5083155 - Cartridge for developed photographic film

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/22/2026
Loading…