MK

Masaaki Katsumata

Nichia: 33 patents #27 of 1,531Top 2%
Sumitomo Electric Industries: 15 patents #1,596 of 21,551Top 8%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
Nissan Motor Co.: 4 patents #1,803 of 8,689Top 25%
RO Roland: 1 patents #161 of 292Top 60%
DT Daido Tokushuko: 1 patents #152 of 382Top 40%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
YA Yazaki: 1 patents #2,077 of 3,427Top 65%
📍 Anan, JP: #6 of 306 inventorsTop 2%
Overall (All Time): #36,528 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 1–25 of 62 patents

Patent #TitleCo-InventorsDate
12309934 Circuit board with convex shaped post, light emitting device, and manufacturing method therefor Yosuke Noda, Masakazu Sakamoto 2025-05-20
12302494 Lighting device with connection to element electrodes using filler Eiko MINATO, Yumiko Kameshima, Koji Taguchi 2025-05-13
12063743 Printed circuit board Masakazu Sakamoto, Tomohisa Kishimoto 2024-08-13
12002907 Light emitting module and method for manufacturing same Yumiko Kameshima, Eiko MINATO, Koji Taguchi 2024-06-04
11934003 Planar light source Yukihiro Miura, Ryohei Yamashita, Takashi Matsuo 2024-03-19
11894498 Light emitting device Rie Maeda 2024-02-06
11888088 Method for manufacturing light-emitting device Yoshiki Sato, Shinichi Daikoku, Yoshikazu Matsuda, Ryuma Marume, Eiko MINATO 2024-01-30
11864317 Sn—Bi and copper powder conductive paste in through hole of insulating substrate Koji Taguchi, Norifumi SASAOKA, Yosuke Noda 2024-01-02
11709310 Surface-emitting light source and method of manufacturing the same Koji Taguchi 2023-07-25
11699688 Surface-emitting light source and method of manufacturing the same Eiko MINATO 2023-07-11
11652198 Light-emitting device including wirings in groove structure Rie Maeda 2023-05-16
11616180 Light emitting device, and method of manufacturing light emitting device Koji Taguchi, Toshiaki Moriwaki 2023-03-28
11611014 Light-emitting module Eiko MINATO, Koji Taguchi, Yumiko Kameshima 2023-03-21
11605619 Surface-emitting light source and method of manufacturing the same Koji Taguchi, Yumiko Kameshima 2023-03-14
11437554 Light emitting module Koji Taguchi 2022-09-06
11439019 Printed circuit board and method of manufacturing the same Masakazu Sakamoto, Tomohisa Kishimoto 2022-09-06
11424395 Method of manufacturing light emitting device and light emitting device Rie Maeda 2022-08-23
11398592 Method for manufacturing light emitting module and light emitting module Koji Taguchi 2022-07-26
11380817 Method for manufacturing light-emitting device Yoshiki Sato, Shinichi Daikoku, Yoshikazu Matsuda, Ryuma Marume, Eiko MINATO 2022-07-05
11363715 Lighting device with intermediate contacts and method of manufacturing the same Eiko MINATO, Yumiko Kameshima, Koji Taguchi 2022-06-14
11276807 Light-emitting device manufacturing method including filling conductive material in groove structure formed by irradiating with laser light Rie Maeda 2022-03-15
11264533 Method of manufacturing light-emitting module and light-emitting module Eiko MINATO, Koji Taguchi, Yumiko Kameshima 2022-03-01
11229123 Method of manufacturing the printed board Masakazu Sakamoto 2022-01-18
11112094 Method for manufacturing light-emitting device Yohei Inayoshi, Tomohiro Ikeda 2021-09-07
11026335 Wiring board manufacturing method and wiring board Rie Maeda 2021-06-01