Growing community of inventors

Tokyo, Japan

Tatsumi Takahashi

Average Co-Inventor Count = 5.29

ph-index = 5

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 = 84

Tatsumi TakahashiKen Sumiyoshi (2 patents)Tatsumi TakahashiKazushige Takechi (2 patents)Tatsumi TakahashiNoboru Oshima (2 patents)Tatsumi TakahashiAkimitsu Tsukuda (2 patents)Tatsumi TakahashiIchiro Fujieda (2 patents)Tatsumi TakahashiYoshiyuki Ono (2 patents)Tatsumi TakahashiAtsushi Kumano (2 patents)Tatsumi TakahashiHideaki Fujii (2 patents)Tatsumi TakahashiMotoyuki Suzuki (2 patents)Tatsumi TakahashiKatsuya Fujisawa (2 patents)Tatsumi TakahashiHisatomo Yonehara (2 patents)Tatsumi TakahashiToshimasa Eguchi (2 patents)Tatsumi TakahashiYoshiki Matsuoka (2 patents)Tatsumi TakahashiTokuo Ikari (2 patents)Tatsumi TakahashiKazuo Genda (2 patents)Tatsumi TakahashiShigenori Yamaoka (2 patents)Tatsumi TakahashiNorimasa Sekine (2 patents)Tatsumi TakahashiYasuo Tsuruoka (2 patents)Tatsumi TakahashiMasashi Nishiyama (2 patents)Tatsumi TakahashiKazuo Murakami (1 patent)Tatsumi TakahashiYasuhiro Sakaguchi (1 patent)Tatsumi TakahashiTomikane Saida (1 patent)Tatsumi TakahashiNaoki Tokizane (1 patent)Tatsumi TakahashiKazuhisa Shibue (1 patent)Tatsumi TakahashiTatsumi Takahashi (5 patents)Ken SumiyoshiKen Sumiyoshi (114 patents)Kazushige TakechiKazushige Takechi (48 patents)Noboru OshimaNoboru Oshima (37 patents)Akimitsu TsukudaAkimitsu Tsukuda (29 patents)Ichiro FujiedaIchiro Fujieda (28 patents)Yoshiyuki OnoYoshiyuki Ono (24 patents)Atsushi KumanoAtsushi Kumano (18 patents)Hideaki FujiiHideaki Fujii (17 patents)Motoyuki SuzukiMotoyuki Suzuki (17 patents)Katsuya FujisawaKatsuya Fujisawa (16 patents)Hisatomo YoneharaHisatomo Yonehara (12 patents)Toshimasa EguchiToshimasa Eguchi (7 patents)Yoshiki MatsuokaYoshiki Matsuoka (7 patents)Tokuo IkariTokuo Ikari (6 patents)Kazuo GendaKazuo Genda (6 patents)Shigenori YamaokaShigenori Yamaoka (5 patents)Norimasa SekineNorimasa Sekine (5 patents)Yasuo TsuruokaYasuo Tsuruoka (4 patents)Masashi NishiyamaMasashi Nishiyama (2 patents)Kazuo MurakamiKazuo Murakami (10 patents)Yasuhiro SakaguchiYasuhiro Sakaguchi (6 patents)Tomikane SaidaTomikane Saida (2 patents)Naoki TokizaneNaoki Tokizane (2 patents)Kazuhisa ShibueKazuhisa Shibue (2 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Sumitomo Chemical Company, Limited (2 from 6,892 patents)

2. Dai Nippon Printing Co., Ltd. (2 from 3,192 patents)

3. Kuraray Co., Ltd. (2 from 1,865 patents)

4. Toppan Printing Co., Ltd. (2 from 1,268 patents)

5. Jsr Corporation (2 from 1,058 patents)

6. Konica-minolta Holdings, Inc. (2 from 713 patents)

7. Dainippon Ink and Chemicals, Incorporated (2 from 630 patents)

8. Sumitomo Bakelite Company Limited (2 from 612 patents)

9. Dai Nippon Insatsu Kabushiki Kaisha (2 from 412 patents)

10. Nec Corporation (1 from 35,658 patents)

11. Mitsubishi Heavy Industries Limited (1 from 4,618 patents)

12. Toray Industries, Inc. (1 from 3,472 patents)

13. Hitachi Chemical Company, Ltd. (1 from 1,641 patents)


5 patents:

1. 8477267 - Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film

2. 7852435 - Light-condensing film, liquid-crystal panel and backlight as well as manufacturing process for light-condensing film

3. 6602314 - Aluminum composite material having neutron-absorbing ability

4. 5422061 - Method of injection molding ultra-high molecular weight polyethylene

5. 5110663 - Ultra-high-molecular-weight polyethylene and method for its manufacture

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as of
12/7/2025
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