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

Junji Yamaguchi — 22 Patents

DIDic: 10 patents #37 of 844Top 5%
Aisin Seiki Kabushiki Kaisha: 4 patents #844 of 3,782Top 25%
KCKowa Company: 2 patents #203 of 562Top 40%
NINissan Chemical Industries: 2 patents #513 of 1,150Top 45%
ONonsemi: 1 patents #1,116 of 1,901Top 60%
SLSyngenta Limited: 1 patents #165 of 389Top 45%
Yamaha Motor: 1 patents #1,283 of 2,310Top 60%
JTJapan Tobacco: 1 patents #582 of 1,187Top 50%
ACAsahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
AIAisin: 1 patents #310 of 1,000Top 35%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
Junji Yamaguchi has been granted 22 US patents while listed as an inventor at Dic. The first was granted in 1990 and the most recent in April 2022. Junji Yamaguchi ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list Junji Yamaguchi in Shisui, MH, JP.

Patents per Year

Patents granted per year, 1990 to 2022Bar chart with a peak of 6 patents in 2021.peak 61990: 1 patents19902001: 1 patents2006: 1 patents20062007: 2 patents2010: 1 patents20102012: 1 patents2014: 3 patents20142015: 1 patents2019: 2 patents20192020: 2 patents2021: 6 patents20212022: 1 patents2022

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11299918 Vehicle door opening/closing device Ryohei Yamane, Toshio Machida, Keisuke Matsumoto, Satoshi Takeno, Yasuhiro Nagaya 2022-04-12
11117873 Oxazine compound, composition, and cured product Kazuo Arita, Tomohiro Shimono, Masato Otsu, Etsuko Suzuki 2021-09-14
11117872 Oxazine compound, composition and cured product Tomohiro Shimono, Kazuo Arita, Masato Otsu 2021-09-14
11104788 Composition, cured product and laminate Masato Otsu, Kazuo Arita, Etsuko Suzuki, Tomohiro Shimono 2021-08-31
11028059 Oxazine compound, composition and cured product Tomohiro Shimono, Masato Otsu, Kazuo Arita 2021-06-08
10981865 Substituted or unsubstituted allyl group-containing maleimide compound, production method therefor, and composition and cured product using said compound Tomohiro Shimono, Kazuo Arita, Masato Otsu 2021-04-20
10913725 Oxazine compound, composition and cured product Masato Otsu, Tomohiro Shimono, Kazuo Arita 2021-02-09
10849261 Surface mounter and method of correcting recognition error Yasuhiro Suzuki 2020-11-24
10577307 Methods for producing polycyclic aromatic aminophenol compound and resin composition, and polycyclic aromatic aminophenol compound, resin composition, and cured product Kazuo Arita, Tomohiro Shimono 2020-03-03
10399312 Oxazine compound, composition and cured product Masato Otsu, Tomohiro Shimono, Kazuo Arita 2019-09-03
10295901 Curable composition for imprinting Hisashi Tanimoto, Takeshi Ibe, Makoto Yada, Naoto Yagi 2019-05-21
9075620 Instruction execution circuit Koichi Abe 2015-07-07 $4,749,000
8800205 Door opening-and-closing apparatus for vehicle Koji Adachi, Masayuki Uchitsunemi 2014-08-12
8703264 Optical disc Atsushi Oshio, Daisuke Ito 2014-04-22
8701348 Slide door device for vehicle Yoshichika Ito, Tomohide Kato 2014-04-22
8149083 Vehicle door opening/closing apparatus and method for controlling a vehicle door to open/close Shintaro Suzuki, Chiaki Honma, Takeshi Nishikibe 2012-04-03
7776881 Hyperlipemia therapeutic agent Taro Aoki, Yusuke Sasaki 2010-08-17
7287805 Vehicle door opening and closing device Katsuhisa Yamada, Seiichi Suzuki, Joo Young Kim 2007-10-30
7186821 Rice sucrose transporter gene promoter Chiaki Matsukura, Taito Takeda 2007-03-06 $2,043,000
7022713 Hyperlipemia therapeutic agent Taro Aoki, Yusuke Sasaki 2006-04-04
6334126 Data output system, communication terminal to be connected to data output system, data output method and storage medium Shoichi Nagatomo 2001-12-25
4931760 Uniform magnetic field generator Terumasa Yamasaki 1990-06-05