EC

Eiji Chihara

SO Sony: 2 patents #12,963 of 25,231Top 55%
AC Adamant Co.: 1 patents #9 of 35Top 30%
AC Adamant Kogyo Co.: 1 patents #18 of 34Top 55%
Overall (All Time): #1,114,988 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12089013 Audio processing device having microphones arranged with different spacing and diameters Yohei Sakuraba, Yuuji Hirasawa, Atsushi Masuda, Junsei Abe 2024-09-10
9477048 Sleeve for optical communication and method of manufacturing the sleeve for optical communication Hikaru Muto, Seiji Nakano, Kazuyuki Syoji 2016-10-25
7514883 Illuminating device for imaging apparatus 2009-04-07
5307435 Photosemiconductor device mounting receptacle 1994-04-26