Inventor
KATOH HIDEAKI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “KATOH HIDEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DAI ICHI SEIKO CO LTD
6 patentsUS5186537AFeb 16, 1993
Illumination device
DAI ICHI SEIKO CO LTD25 citations92
US5105345AApr 14, 1992
Illumination device
DAI ICHI SEIKO CO LTD12 citations82
US5038259AAug 6, 1991
Illumination device
DAI ICHI SEIKO CO LTD18 citations81
US5420771AMay 30, 1995
Illumination device
DAI ICHI SEIKO CO LTD6 citations73
US5144539ASep 1, 1992
Illumination device
DAI ICHI SEIKO CO LTD17 citations72
US5101331AMar 31, 1992
Illumination device
DAI ICHI SEIKO CO LTD7 citations72