Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
MS

Masakuni Samejima — 24 Patents

YAYazaki: 24 patents #141 of 3,427Top 5%
Shizuoka, JP: #507 of 6,644 inventorsTop 8%
Overall (All Time): #168,038 of 4,157,543Top 5%
24 Patents All Time
Masakuni Samejima has been granted 24 US patents while listed as an inventor at Yazaki. The first was granted in 1990 and the most recent in July 2019. Masakuni Samejima ranks #168,038 of 4,157,543 US inventors in our database (top 4.0%). Patent records list Masakuni Samejima in Shizuoka, JP.

Patents per Year

Patents granted per year, 1990 to 2019Bar chart with a peak of 6 patents in 1990.peak 61990: 6 patents19901991: 1 patents1992: 2 patents19921993: 1 patents1994: 1 patents19941997: 2 patents1998: 3 patents19981999: 2 patents2008: 1 patents20082010: 2 patents2015: 1 patents20152019: 2 patents2019

Issued Patents All Time

Showing 1–24 of 24 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10342145 Substrate holding structure 2019-07-02
10293574 Resin molded body Takeo Koga 2019-05-21
9028737 Method for producing resin molded article by injection molding, and injection molding device Shinobu Suzuki 2015-05-12
7670175 Movable connector Shinobu Suzuki, Norio Sugiyama 2010-03-02 $488,000
7658654 Female terminal fitting Kouichi Ohyama, Shinobu Suzuki 2010-02-09 $799,000
7442098 Method of fixing terminal fitting components to each other and terminal fitting Jun Uchida, Isanori Shimizu, Tamio Suzuki 2008-10-28 $704,000
5882219 Movable connector having an extending support plate Isao Kameyama, Hideto Kumakura, Satoru Kaneko 1999-03-16
5860823 Movable connector with rotation limiting structure Hideto Kumakura 1999-01-19
5833500 Terminal fixture and a method of manufacturing the same Tony Mahon 1998-11-10
5730629 Terminal parts and method of manufacturing same Isao Kameyama, Hideto Kumakura 1998-03-24
5713754 Fitting structure of movable connector Hideto Kumakura 1998-02-03
5666723 Method of producing connector terminal Kazuto Ohtaka 1997-09-16
5611715 Electric connecting device 1997-03-18
5320556 Electrical connector with fitting confirmation mechanism Kazuto Otaka 1994-06-14
5176537 Metal terminal retaining construction Takayuki Yamamoto 1993-01-05
5122077 Multi-stage connector Toshiro Maejima, Masaru Fukuda, Seiji Kozono 1992-06-16
5108310 Electrical connector Yoshitsugu Sawada, Takayuki Yamamoto 1992-04-28
D317290 Housing for an electrical connector Shigemitsu Inaba, Kiyohito Fukuda 1991-06-04
4975077 Electrical connector Tetsuo Kato 1990-12-04
4973261 Wire insulator pressure-cut connector terminal Yuji Hatagishi 1990-11-27
D310996 Housing for an electrical connector Shigemitsu Inaba, Kiyohito Fukuda 1990-10-02
4925398 Connector Kiyohito Fukuda, Mitsuru Matsumoto 1990-05-15
4917620 Waterproof electrical connector Kiyohito Fukuda, Mitsuru Matsumoto 1990-04-17
4915643 Connector Kiyohito Fukuda, Mitsuru Matsumoto 1990-04-10