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

Yuichi Ejiri — 5 Patents

Panasonic: 5 patents #5,184 of 21,108Top 25%
Osaka, JP: #7,490 of 24,344 inventorsTop 35%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Yuichi Ejiri has been granted 5 US patents while listed as an inventor at Panasonic. The first was granted in 2012 and the most recent in May 2018. Yuichi Ejiri ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Yuichi Ejiri in Osaka, JP.

Patents per Year

Patents granted per year, 2012 to 2018Bar chart with a peak of 1 patents in 2012.peak 12012: 1 patents20122013: 1 patents20132015: 1 patents20152017: 1 patents20172018: 1 patents2018

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9980344 Luminaire Yuki KIMURA, Toshikazu Kawashima 2018-05-22
9795012 Lighting system, controller, operation terminal, and address determining method Ryuhei Hayashi 2017-10-17
9078304 Lighting system Tetsuya TANIGAWA, Toshikazu Kawashima 2015-07-07
8446110 Illumination system Tetuya Tanigawa, Tosikazu Kawasima 2013-05-21
8167453 Illumination device including interchangeable sensor and decoration members Toshikazu Kawashima, Atsuo Nanahara 2012-05-01 $60,000