KY

Kazuhiko Yamanaka

PA Panasonic: 28 patents #581 of 21,108Top 3%
Sumitomo Electric Industries: 7 patents #3,987 of 21,551Top 20%
AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
NJ Nuvoton Technology Corporation Japan: 3 patents #41 of 222Top 20%
NC Nalux Co.: 1 patents #28 of 54Top 55%
HM Hitachi Maxell: 1 patents #659 of 1,211Top 55%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
AG Agc: 1 patents #509 of 954Top 55%
Overall (All Time): #64,442 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 1–25 of 45 patents

Patent #TitleCo-InventorsDate
12308605 Semiconductor laser module Tohru Nishikawa, Masahiko Nishimoto 2025-05-20
12018805 Light source device and lighting device Hideki Kasugai 2024-06-25
11619365 Light source unit, illumination device, processing equipment, and deflection element Masahiko Nishimoto, Masayuki Hata 2023-04-04
11028988 Light source device and lighting device Hideki Kasugai 2021-06-08
11024777 Light source device Kenichi Matsumoto, Hideo Yamaguchi, Wakahiko Okazaki, Yasuhiko Enami, Taku Kobayashi +2 more 2021-06-01
10889521 Glass plate and formation method thereof Maya HATANO, Satoshi Kanasugi 2021-01-12
10865955 Wavelength conversion element and light emitting device Hideki Kasugai, Hirotaka Ueno, Kimihiro Murakami 2020-12-15
10777711 Wavelength conversion element and light emitting device Hideki Kasugai, Hirotaka Ueno, Kimihiro Murakami 2020-09-15
10514158 Light source device and projection device Masaharu Fukakusa, Hideo Yamaguchi, Hirotaka Ueno 2019-12-24
10447005 Light source device Kiyoshi Morimoto, Hideki Kasugai, Kazuyuki Matsumura, Hideo Yamaguchi, Nobuyasu Suzuki 2019-10-15
10139053 Solid-state light source device Nozomi Naka 2018-11-27
9970621 Lighting apparatus having electrodes that change the focal position on a wavelength conversion element, vehicle having the same and method of controlling the same Kiyoshi Morimoto, Yoshihisa Nagasaki, Seigo Shiraishi 2018-05-15
9897286 Phosphor optical element and light-emitting device using the same Norio Ikedo 2018-02-20
9885813 Projection apparatus Kiyoshi Morimoto, Seigo Shiraishi, Yoshihisa Nagasaki 2018-02-06
9869453 Light source, light source unit, and light source module using same Katsuya Samonji 2018-01-16
9772072 Illumination apparatus Kiyoshi Morimoto, Yoshihisa Nagasaki, Seigo Shiraishi 2017-09-26
9735314 Nitride semiconductor light emitting device Katsuya Samonji, Shinji Yoshida, Hiroyuki HAGINO 2017-08-15
9663396 Glass sheet capable of being inhibited from warping through chemical strengthening Satoshi MIYASAKA, Hideko Nakada, Yasuo Hayashi, Makoto Fukawa, Toshifumi Nihei +9 more 2017-05-30
9644803 Light source and image projection apparatus Hideki Kasugai, Kiyoshi Morimoto 2017-05-09
9605832 Phosphor optical element and light-emitting device using the same Norio Ikedo 2017-03-28
9551474 Wavelength conversion member, light source, and vehicle head lamp Nobuaki Nagao, Seigo Shiraishi, Yoshihisa Nagasaki, Nobuyasu Suzuki, Kiyoshi Morimoto +1 more 2017-01-24
9547225 Image display device which reduces mutual interference of light reflected by a screen Hiroshi Ohno 2017-01-17
9470614 Method for impact-testing chemically strengthened glass, method for reproducing cracks in chemically strengthened glass, and method for manufacturing chemically strengthened glass Hiroyuki Okawa 2016-10-18
9447933 Visible light communication system Toshikazu Onishi, Takuma Katayama 2016-09-20
9385277 Nitride semiconductor light emitting device Katsuya Samonji, Shinji Yoshida, Hiroyuki HAGINO 2016-07-05