Growing community of inventors

Funabashi, Japan

Katsumi Obana

Average Co-Inventor Count = 5.77

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 = 151

Katsumi ObanaTakayuki Nishinohara (9 patents)Katsumi ObanaShigeyuki Sugiyama (8 patents)Katsumi ObanaKeizo Sasai (7 patents)Katsumi ObanaYasushi Ishida (5 patents)Katsumi ObanaAtsushi Saito (5 patents)Katsumi ObanaHiroyuki Noguchi (5 patents)Katsumi ObanaNoriyuki Aoki (3 patents)Katsumi ObanaHideyuki Terashima (3 patents)Katsumi ObanaHiroshi Ogushi (3 patents)Katsumi ObanaFumihiko Nakamura (3 patents)Katsumi ObanaNaohiro Iwata (3 patents)Katsumi ObanaTakeshi Kohno (3 patents)Katsumi ObanaYoshiaki Suzuki (2 patents)Katsumi ObanaYasuhiko Ikeda (2 patents)Katsumi ObanaHaruo Ishizuka (2 patents)Katsumi ObanaKazuyuki Morinaga (2 patents)Katsumi ObanaAkio Okubo (2 patents)Katsumi ObanaYukio Nohata (2 patents)Katsumi ObanaMakoto Kobayashi (1 patent)Katsumi ObanaShinya Asano (1 patent)Katsumi ObanaTadashi Hanabusa (1 patent)Katsumi ObanaMasaaki Ishihara (1 patent)Katsumi ObanaMasahiro Suzuki (1 patent)Katsumi ObanaYasuyuki Shinada (1 patent)Katsumi ObanaShinichiro Kohri (1 patent)Katsumi ObanaNaomi Nakamura (1 patent)Katsumi ObanaJunji Iguchi (1 patent)Katsumi ObanaYasushi Morimoto (1 patent)Katsumi ObanaMasanori Momose (1 patent)Katsumi ObanaYuji Shimahara (1 patent)Katsumi ObanaKatsumi Obana (15 patents)Takayuki NishinoharaTakayuki Nishinohara (16 patents)Shigeyuki SugiyamaShigeyuki Sugiyama (31 patents)Keizo SasaiKeizo Sasai (24 patents)Yasushi IshidaYasushi Ishida (69 patents)Atsushi SaitoAtsushi Saito (63 patents)Hiroyuki NoguchiHiroyuki Noguchi (29 patents)Noriyuki AokiNoriyuki Aoki (39 patents)Hideyuki TerashimaHideyuki Terashima (34 patents)Hiroshi OgushiHiroshi Ogushi (24 patents)Fumihiko NakamuraFumihiko Nakamura (21 patents)Naohiro IwataNaohiro Iwata (19 patents)Takeshi KohnoTakeshi Kohno (18 patents)Yoshiaki SuzukiYoshiaki Suzuki (165 patents)Yasuhiko IkedaYasuhiko Ikeda (43 patents)Haruo IshizukaHaruo Ishizuka (32 patents)Kazuyuki MorinagaKazuyuki Morinaga (29 patents)Akio OkuboAkio Okubo (26 patents)Yukio NohataYukio Nohata (17 patents)Makoto KobayashiMakoto Kobayashi (161 patents)Shinya AsanoShinya Asano (49 patents)Tadashi HanabusaTadashi Hanabusa (39 patents)Masaaki IshiharaMasaaki Ishihara (30 patents)Masahiro SuzukiMasahiro Suzuki (28 patents)Yasuyuki ShinadaYasuyuki Shinada (24 patents)Shinichiro KohriShinichiro Kohri (19 patents)Naomi NakamuraNaomi Nakamura (16 patents)Junji IguchiJunji Iguchi (15 patents)Yasushi MorimotoYasushi Morimoto (15 patents)Masanori MomoseMasanori Momose (13 patents)Yuji ShimaharaYuji Shimahara (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Canon Kabushiki Kaisha (15 from 90,594 patents)


15 patents:

1. 7769322 - Image reading apparatus

2. 7529000 - Image reading apparatus and image printing apparatus using the same

3. 7468817 - Image reading apparatus

4. 7408685 - Image reading apparatus and method of controlling same

5. 7317560 - Image reading apparatus and image forming apparatus using the same

6. 7088475 - Image reading device

7. 7066569 - Recording apparatus

8. 6957885 - Image output apparatus and control method therefor

9. 6801344 - Image reading device

10. 6247784 - Ink jet cartridge replacement control

11. 6130682 - Ink jet recording apparatus with detection of discharge malfunction

12. 6082847 - Image system with informing means

13. 6040919 - Reading-recording apparatus having a lid member which serves as a paper

14. 5859653 - Ink jet recording apparatus for maintaining constant distance between

15. 5721581 - Recording apparatus

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