MO

Masanao Okawa

PA Panasonic: 19 patents #1,080 of 21,108Top 6%
VP Virginia Tech Intellectual Properties: 1 patents #405 of 1,095Top 40%
📍 Nara, MA: #2 of 2 inventorsTop 100%
Overall (All Time): #239,088 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
9699860 Light emitting module and illumination device using the same Yohei HAYASHI, Osamu Tanahashi, Hideharu Kawachi 2017-07-04
9445478 Light-emitting element lighting device, light-emitting module, illuminating apparatus, and light-emitting element lighting method Hirofumi Konishi, Yohei HAYASHI, Itaru Onishi 2016-09-13
9439264 Lighting circuit for light emitting element and illumination apparatus including same Yohei HAYASHI, Hirofumi Konishi, Masanori Mishima 2016-09-06
9374866 Organic EL illumination module and illumination apparatus including same Masanori Mishima, Hirofumi Konishi, Yohei HAYASHI 2016-06-21
9121593 Lighting apparatus and lighting apparatus assembly using the same Yohei HAYASHI, Hirofumi Konishi, Osamu Tanahashi, Hideharu Kawachi, Koji Noro +1 more 2015-09-01
8878441 Display device and guide lamp including same Hideharu Kawachi, Shin Ukegawa, Yoshinori Tsuzuki, Tadasi Nisimura, Hiroyuki Hirose 2014-11-04
8823275 Lighting circuit for light emitting element and illumination apparatus including same Hirofumi Konishi, Yohei HAYASHI, Masanori Mishima 2014-09-02
8643312 Method for feeding electric power to a planar light-emitting element Hirofumi Konishi, Takeo Miyai, Hideharu Kawachi, Koki Fujihara 2014-02-04
8564215 Light emitting module device, light emitting module used in the device, and lighting apparatus provided with the device Hirofumi Konishi, Shohei Yamamoto, Kentaro Yamauchi 2013-10-22
8513898 Light emitting device that restores abnormal light emitting element Hirofumi Takaki, Shin Ukegawa, Minoru Maehara, Hirofumi Konishi 2013-08-20
8432105 Light control apparatus for lighting an organic electroluminescence device and lighting appliance using the same Hirofumi Takaki, Shin Ukegawa, Minoru Maehara, Hirofumi Konishi 2013-04-30
8421360 Load determination device and illumination apparatus using same Masanori Mishima, Hiroshi Kido, Shohei Yamamoto, Hirofumi Konishi, Katunobu Hamamoto 2013-04-16
8344651 Light control apparatus and lighting appliance using the same Hirofumi Takaki, Shin Ukegawa, Minoru Maehara, Hirofumi Konishi 2013-01-01
8207664 Organic electroluminescence module having a bent strip conductor Hideharu Kawachi, Hirofumi Konishi, Osamu Tanahashi, Satoshi Fukano 2012-06-26
8138679 Organic electroluminescent light emitting device for restoring normal operation after low-voltage errors Hirofumi Konishi, Shin Ukegawa, Minoru Maehara, Hirofumi Takaki 2012-03-20
7965166 Multi-layered device Hirofumi Konishi 2011-06-21
7391165 Discharge lamp lighting control device Fred C. Lee, Jinghai Zhou, Yan Jiang, Dung Tran, Hiroyasu Eriguchi 2008-06-24
6958581 High-intensity discharge lamp operating device and method for controlling the high-intensity discharge lamp Hiroyasu Eriguchi 2005-10-25
6838834 Lighting system and electric power supplier for the same 2005-01-04