Growing community of inventors

Tochigi, Japan

Seiji Usami

Average Co-Inventor Count = 3.25

ph-index = 13

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 = 671

Seiji UsamiNoriaki Itai (9 patents)Seiji UsamiYoshito Fujii (7 patents)Seiji UsamiTazuo Orihara (4 patents)Seiji UsamiTomitaro Saito (3 patents)Seiji UsamiHarumi Sakamoto (2 patents)Seiji UsamiMasaki Iinuma (2 patents)Seiji UsamiKeiichi Koyama (2 patents)Seiji UsamiKazumi Osaka (2 patents)Seiji UsamiHiroshi Yamamizu (1 patent)Seiji UsamiAkihiko Hotta (1 patent)Seiji UsamiWataru Iwahashi (1 patent)Seiji UsamiYasushi Fukuda (1 patent)Seiji UsamiHiroyuki Mitsui (1 patent)Seiji UsamiNaoki Wada (1 patent)Seiji UsamiShuhki Ohtani (1 patent)Seiji UsamiKoji Satake (1 patent)Seiji UsamiKazuo Kawabe (1 patent)Seiji UsamiHiroshi Minematsu (1 patent)Seiji UsamiMotoko Shimizu (1 patent)Seiji UsamiMakoto Shinba (1 patent)Seiji UsamiYoshihiro Yanagihara (1 patent)Seiji UsamiHiroshi Takashima (1 patent)Seiji UsamiHiroshi Ohi (1 patent)Seiji UsamiHisae Kasakura (1 patent)Seiji UsamiLee C Heong (1 patent)Seiji UsamiMasashi Miyata (1 patent)Seiji UsamiHiroshi Mikuni (1 patent)Seiji UsamiYutaka Itoh (1 patent)Seiji UsamiKimiyoshi Itoh (1 patent)Seiji UsamiShohji Takada (1 patent)Seiji UsamiAkihisa Matsumoto (1 patent)Seiji UsamiMakoto Hashimoto (1 patent)Seiji UsamiSeiji Usami (21 patents)Noriaki ItaiNoriaki Itai (18 patents)Yoshito FujiiYoshito Fujii (46 patents)Tazuo OriharaTazuo Orihara (8 patents)Tomitaro SaitoTomitaro Saito (24 patents)Harumi SakamotoHarumi Sakamoto (49 patents)Masaki IinumaMasaki Iinuma (16 patents)Keiichi KoyamaKeiichi Koyama (15 patents)Kazumi OsakaKazumi Osaka (7 patents)Hiroshi YamamizuHiroshi Yamamizu (22 patents)Akihiko HottaAkihiko Hotta (12 patents)Wataru IwahashiWataru Iwahashi (10 patents)Yasushi FukudaYasushi Fukuda (9 patents)Hiroyuki MitsuiHiroyuki Mitsui (7 patents)Naoki WadaNaoki Wada (6 patents)Shuhki OhtaniShuhki Ohtani (6 patents)Koji SatakeKoji Satake (5 patents)Kazuo KawabeKazuo Kawabe (5 patents)Hiroshi MinematsuHiroshi Minematsu (4 patents)Motoko ShimizuMotoko Shimizu (2 patents)Makoto ShinbaMakoto Shinba (2 patents)Yoshihiro YanagiharaYoshihiro Yanagihara (2 patents)Hiroshi TakashimaHiroshi Takashima (2 patents)Hiroshi OhiHiroshi Ohi (1 patent)Hisae KasakuraHisae Kasakura (1 patent)Lee C HeongLee C Heong (1 patent)Masashi MiyataMasashi Miyata (1 patent)Hiroshi MikuniHiroshi Mikuni (1 patent)Yutaka ItohYutaka Itoh (1 patent)Kimiyoshi ItohKimiyoshi Itoh (1 patent)Shohji TakadaShohji Takada (1 patent)Akihisa MatsumotoAkihisa Matsumoto (1 patent)Makoto HashimotoMakoto Hashimoto (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sharp Kabushiki Kaisha Corporation (17 from 25,530 patents)

2. Sharp Corporation (4 from 847 patents)


21 patents:

1. 8139466 - Recording and reproducing device

2. D639824 - Digital video disk player with amplifier

3. D633527 - Digital video disk player

4. D524271 - Digital video disk recorder combined with hard disk video recorder

5. D509811 - Digital video disk recorder

6. D499707 - Digital video disk recorder combined with hard disk video recorder

7. D466876 - Digital video disk recorder

8. D456373 - Digital video disk player with LCD monitor

9. D447738 - Digital video disk player with LCD monitor

10. D418131 - Digital video disk player

11. D357472 - Television set

12. D357245 - Television set

13. D357244 - Television set

14. D353596 - Remote controller for television set

15. D352717 - Remote controller for television set

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/8/2025
Loading…