Growing community of inventors

Tokyo, Japan

Katsumi Otake

Average Co-Inventor Count = 1.92

ph-index = 8

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 = 179

Katsumi OtakeMikio Kogane (3 patents)Katsumi OtakeToru Kurokawa (3 patents)Katsumi OtakeMasashi Horiguchi (2 patents)Katsumi OtakeSetsuji Tatsumi (2 patents)Katsumi OtakeKiichiro Sakamoto (2 patents)Katsumi OtakeShuichi Nakajima (2 patents)Katsumi OtakeYuhei Kishimura (2 patents)Katsumi OtakeKazuhiro Tagawa (2 patents)Katsumi OtakeToru Tsuji (2 patents)Katsumi OtakeNobuyuki Iwakami (2 patents)Katsumi OtakeTakekazu Yanagimoto (1 patent)Katsumi OtakeZenya Tanabe (1 patent)Katsumi OtakeYoshihiro Tsukiji (1 patent)Katsumi OtakeTakakazu Akiyama (1 patent)Katsumi OtakeKatsumi Otake (14 patents)Mikio KoganeMikio Kogane (32 patents)Toru KurokawaToru Kurokawa (3 patents)Masashi HoriguchiMasashi Horiguchi (180 patents)Setsuji TatsumiSetsuji Tatsumi (34 patents)Kiichiro SakamotoKiichiro Sakamoto (32 patents)Shuichi NakajimaShuichi Nakajima (3 patents)Yuhei KishimuraYuhei Kishimura (3 patents)Kazuhiro TagawaKazuhiro Tagawa (2 patents)Toru TsujiToru Tsuji (2 patents)Nobuyuki IwakamiNobuyuki Iwakami (2 patents)Takekazu YanagimotoTakekazu Yanagimoto (9 patents)Zenya TanabeZenya Tanabe (8 patents)Yoshihiro TsukijiYoshihiro Tsukiji (1 patent)Takakazu AkiyamaTakakazu Akiyama (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Fuji Photo Film Company, Limited (14 from 16,458 patents)


14 patents:

1. 6270932 - Index photograph, exposed film package, and film package producing system

2. 6270935 - Index photograph, exposed film package, and film package producing system

3. 5876876 - Control negative for use in setting up exposure condition of

4. 5403138 - Booklet album including a double-sided photograph and a method of making

5. 5306047 - Booklet album of photographs and binding apparatus therefor

6. 5026236 - Photograph binding apparatus

7. 4966285 - Container having index sheet and recording medium

8. 4959683 - Photographic picture display, apparatus and method of making elemental

9. 4937960 - Picture display and apparatus for making the same

10. 4918483 - Photographic display and apparatus for making elemental prints of the

11. 4897943 - Photographic display and apparatus for making elemental prints of the

12. 4897944 - Photographic picture display, apparatus and method of making elemental

13. 4866476 - Photographic printer for making elemental prints

14. 4805039 - Index sheet, method for making same, package of same with image

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as of
12/16/2025
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