KK

Koji Kaniwa

HI Hitachi: 2 patents #13,388 of 28,497Top 50%
HS Hitachi-Lg Data Storage: 2 patents #125 of 294Top 45%
MA Maxell: 2 patents #227 of 437Top 55%
Overall (All Time): #780,775 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12294814 Watching monitoring device and watching monitoring method Masuo Oku 2025-05-06
12153734 Image display device and image display method Yasunobu Hashimoto, Yoshinori Okada, Hitoshi Akiyama, Nobuo Masuoka, Nobuaki Kabuto 2024-11-26
8406100 Optical disc device and tracking servo control circuit therefor Hiroharu Sakai, Hajime Nishimura 2013-03-26
8315131 Optical disc apparatus and back off control method for objective lens Akihiro Ashida, Jinya Ikeda, Satoru Moriya 2012-11-20
4769722 Apparatus for recording and reproducing a video signal and for recording and reproducing a PCM audio signal on forward and reverse tape travelling directions Shigeyuki Itoh, Yoshizumi Watatani, Akira Shibata 1988-09-06
4677645 Audio signal transmission system having noise reduction means Yoshizumi Watatani, Shigeyuki Itoh 1987-06-30