HH

Hirokazu Hashikawa

Pioneer: 5 patents #362 of 1,730Top 25%
Pioneer Electronic: 1 patents #1,093 of 1,840Top 60%
PV Pioneer Video: 1 patents #67 of 139Top 50%
📍 Yamanashi, JP: #596 of 1,957 inventorsTop 35%
Overall (All Time): #821,793 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10935854 Optical device 2021-03-02
8867136 Floating image display device 2014-10-21
7038382 Plasma display panel with offset discharge electrodes Takahiro Togashi 2006-05-02
6992444 Plasma display panel including partition wall member Takahiro Togashi 2006-01-31
6777873 Plasma display panel 2004-08-17
4947384 Optical disk having narrow and wide guide grooves Kenji Suzuki, Toshihiko Takishita, Satoru Fukuoka, Tsuyoshi Hayashi, Minemasa Ohta 1990-08-07