Growing community of inventors

Tokyo, Japan

Tomohiro Murayama

Average Co-Inventor Count = 1.86

ph-index = 4

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 = 57

Tomohiro MurayamaShinichi Asano (4 patents)Tomohiro MurayamaNobuyuki Yamaguchi (4 patents)Tomohiro MurayamaToshiro Ono (4 patents)Tomohiro MurayamaTakeo Miyazaki (3 patents)Tomohiro MurayamaTakashi Shibata (1 patent)Tomohiro MurayamaShin-ichi Asano (1 patent)Tomohiro MurayamaTomohiro Murayama (13 patents)Shinichi AsanoShinichi Asano (60 patents)Nobuyuki YamaguchiNobuyuki Yamaguchi (49 patents)Toshiro OnoToshiro Ono (7 patents)Takeo MiyazakiTakeo Miyazaki (32 patents)Takashi ShibataTakashi Shibata (106 patents)Shin-ichi AsanoShin-ichi Asano (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Daiwa Seiko, Inc. (13 from 602 patents)


13 patents:

1. 6533201 - Double bearing type reel for fishing

2. 5996919 - Fishing reel of double bearing type having improved balance and

3. 5941471 - Clutch mechanism for a double bearing type reel for fishing having an

4. 5850979 - Fishing reel of double bearing type having improved balance and

5. 5833155 - Double-bearing fishing reel with a level winding device

6. 5829701 - Double-bearing fishing reel with finger placing members

7. 5772140 - Double-bearing fishing reel with fishing parallel-winding unit and drive

8. D394896 - Fishing reel

9. 5683050 - Handle for a fishing reel shaped to provide a natural grip and easy

10. 5607116 - Fishing reel reversal preventive device

11. 5577678 - Handle of a fishing reel

12. 5503346 - Fishing reel

13. 5393006 - Fishing reel

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idiyas.com
as of
12/29/2025
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