Growing community of inventors

Shizuoka, Japan

Ryoichi Fujiwara

Average Co-Inventor Count = 2.26

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 = 56

Ryoichi FujiwaraYoshimasa Kataumi (6 patents)Ryoichi FujiwaraTetsuya Arakawa (2 patents)Ryoichi FujiwaraHirokazu Hirabayashi (1 patent)Ryoichi FujiwaraTakashi Maruta (1 patent)Ryoichi FujiwaraSusumu Sakaba (1 patent)Ryoichi FujiwaraMasanori Murata (1 patent)Ryoichi FujiwaraTetuya Arakawa (1 patent)Ryoichi FujiwaraMasanao Abe (1 patent)Ryoichi FujiwaraRyoichi Fujiwara (10 patents)Yoshimasa KataumiYoshimasa Kataumi (31 patents)Tetsuya ArakawaTetsuya Arakawa (2 patents)Hirokazu HirabayashiHirokazu Hirabayashi (14 patents)Takashi MarutaTakashi Maruta (3 patents)Susumu SakabaSusumu Sakaba (1 patent)Masanori MurataMasanori Murata (1 patent)Tetuya ArakawaTetuya Arakawa (1 patent)Masanao AbeMasanao Abe (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Fujikiko Kabushiki Kaisha (4 from 84 patents)

2. Fuji Kiko Co., Ltd. (3 from 197 patents)

3. Other (1 from 832,880 patents)

4. Mitsubishi Jidosha Kogyo Kabushiki Kaisha (1 from 1,627 patents)

5. Fuji Koko Co., Ltd. (1 from 3 patents)

6. Fuji-Autolib Company, Limited (1 from 3 patents)


10 patents:

1. 7484433 - Shift lever apparatus

2. 6904827 - Automatic transmission operating lever with switch

3. 6789444 - Shift lever device with locking mechanism

4. 6705180 - Automatic transmission operating lever with switch

5. 6675670 - Automatic transmission operating lever

6. 6460426 - Hand lever for column shift device

7. 6427503 - Key interlock mechanism for column automatic-transmission operating device

8. 6378395 - Column shift device with key interlock mechanism

9. 6189398 - Shift-lever devices

10. 5209421 - Noiseless emergency locking type retractor

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
1/5/2026
Loading…