Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yoshitada Doi — 30 Patents

SMSmc: 30 patents #21 of 1,119Top 2%
Koshigaya, JP: #4 of 242 inventorsTop 2%
Overall (All Time): #121,623 of 4,157,543Top 3%
30 Patents All Time
Yoshitada Doi has been granted 30 US patents while listed as an inventor at Smc. The first was granted in 1994 and the most recent in May 2025. Yoshitada Doi ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Yoshitada Doi in Koshigaya, JP.

Patents per Year

Patents granted per year, 1994 to 2025Bar chart with a peak of 9 patents in 2018.peak 91994: 1 patents19941995: 1 patents1996: 1 patents19961998: 1 patents2004: 1 patents20042011: 1 patents2015: 4 patents20152016: 1 patents2017: 1 patents20172018: 9 patents2020: 1 patents20202021: 1 patents2022: 4 patents20222024: 2 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12305674 High-pressure fluid discharge device Masayuki Oshima, Hiroaki Sasaki 2025-05-20
11964290 Compressed-fluid discharge control device Hiroaki Sasaki, Masayuki Oshima 2024-04-23
11867318 High-pressure fluid discharge device Masayuki Oshima, Hiroaki Sasaki, Naomi Hasegawa 2024-01-09
11408537 Fluid control valve Yuzuru Okita, Yoji NIIMI, Hirofumi Ueda, Tsugumichi FUJIWARA 2022-08-09
11298714 Intermittent air-generating device Masayuki Oshima, Naomi Hasegawa 2022-04-12
11280421 Fluorine resin molded body Yuzuru Okita, Keisuke Ikeda 2022-03-22
11278940 Compressed fluid discharge control device Yoshiyuki Takada, Masayuki Oshima, Hiroaki Sasaki 2022-03-22
10989317 Two-way valve Yuzuru Okita, Takamitsu Suzuki, Akinori Nagata 2021-04-27
10859172 Switching valve Takamitsu Suzuki, Mario Heitmann 2020-12-08
D835755 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-12-11
D834146 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-11-20
D832400 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-10-30
D830512 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-10-09
D830513 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-10-09
D830514 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-10-09
D830511 Solenoid valve Hideharu Sato, Takeshi Karibe, Takayuki Murai, Yasushi Uchita 2018-10-09
D828498 Electromagnetic valve Makoto Nomura, Shinya Yamasaki 2018-09-11
D828499 Electromagnetic valve Makoto Nomura, Shinya Yamasaki 2018-09-11
D801479 Electromagnetic valve Akihiro Ohkubo, Takahiro Kimura 2017-10-31
D750745 Electromagnetic valve Hideharu Sato, Masaya Sugimoto 2016-03-01
D734833 Electromagnetic valve Hideharu Sato, Naoki Watanabe 2015-07-21
D734432 Pinch valve Hideharu Sato, Masato Aoki 2015-07-14
D725232 Electromagnetic valve Masayuki Oshima, Katsushi Hatano 2015-03-24
D725231 Electromagnetic valve Masayuki Oshima, Katsushi Hatano 2015-03-24
7903383 Solenoid valve driving circuit and solenoid valve Yoshihiro Fukano, Masami Yoshida, Shigeharu Oide 2011-03-08