YY

Yuichi Yamada

Ngk Spark Plug Co.: 44 patents #9 of 1,594Top 1%
Nichia: 22 patents #56 of 1,531Top 4%
SO Sony: 20 patents #2,042 of 25,231Top 9%
Canon: 18 patents #3,676 of 19,416Top 20%
Sumitomo Electric Industries: 8 patents #3,473 of 21,551Top 20%
KT Kabushiki Kaisha Toshiba: 4 patents #6,684 of 21,451Top 35%
AC Aisin Takaoka Co.: 2 patents #24 of 172Top 15%
NC Niterra Co.: 2 patents #19 of 125Top 20%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
JI Japan Atomic Energy Research Institute: 2 patents #81 of 609Top 15%
OC Olympus Optical Co.: 1 patents #1,517 of 2,334Top 65%
RK Riso Kagaku: 1 patents #321 of 551Top 60%
SU Sumida: 1 patents #72 of 118Top 65%
FA Fanuc: 1 patents #1,202 of 1,735Top 70%
HI Hitachi Video Engineering, Incorporated: 1 patents #69 of 181Top 40%
KS Kdd Submarine Cable Systems: 1 patents #25 of 42Top 60%
KD Kddi: 1 patents #215 of 396Top 55%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
OL Olympus: 1 patents #2,078 of 3,097Top 70%
Overall (All Time): #8,664 of 4,157,543Top 1%
128
Patents All Time

Issued Patents All Time

Showing 1–25 of 128 patents

Patent #TitleCo-InventorsDate
12322931 Spark plug Kengo Fujimura, Syoma Tsumagari, Soh Tohara 2025-06-03
12148870 LED package and integrated light emitting device Motokazu Yamada, Shinsaku IKUTA, Takeshi Tamura 2024-11-19
12095234 Spark plug Takeshi Sakuma, Haruki Yoshida, Hiroki Shimada, Takuto Koba 2024-09-17
11982846 Medical apparatus and method of manufacturing medical apparatus Kohtaro Amano 2024-05-14
11978725 Light-emitting device, integrated light-emitting device, and light-emitting module Motokazu Yamada 2024-05-07
11769863 Light emitting device, method of manufacturing light emitting device, planar light source, and liquid crystal display device Takeshi Tamura 2023-09-26
11744438 Image processing device for endoscope, endoscope device, image processing method of image processing device for endoscope, and image processing program Masahiro Hagihara, Morinao Fukuoka 2023-09-05
11649947 Light emitting device and integrated light emitting device Motokazu Yamada 2023-05-16
11631789 Light emitting device Motokazu Yamada 2023-04-18
11527686 Light emitting device, method of manufacturing light emitting device, planar light source, and liquid crystal display device Takeshi Tamura 2022-12-13
11515296 Light-emitting device, integrated light-emitting device, and light-emitting module Motokazu Yamada 2022-11-29
11489097 Light emitting device including light transmissive cover member including an annular lens part, and LED package Motokazu Yamada, Shinsaku IKUTA, Takeshi Tamura 2022-11-01
11399701 Receptacle module and medical device Tatsuya NAKANISHI, Kiyotaka Kanno 2022-08-02
11313534 Light-emitting device and integrated light-emitting device Motokazu Yamada 2022-04-26
11298000 Endoscopic device Naoshi Koizumi, Noriaki Fujita 2022-04-12
11171261 Light emitting device Motokazu Yamada 2021-11-09
11166621 Medical apparatus and method of manufacturing medical apparatus Kohtaro Amano 2021-11-09
11139418 Light emitting device Motokazu Yamada 2021-10-05
11103125 Endoscope system and circuitry that corrects distortion based on image size Manabu Koiso 2021-08-31
11101247 Light-emitting device, integrated light-emitting device, and light-emitting module Motokazu Yamada 2021-08-24
11067250 Light emitting device and integrated light emitting device Motokazu Yamada 2021-07-20
11033174 Medical image processing device and medical observation device Taihei Michihata 2021-06-15
11031532 Light emitting device Motokazu Yamada 2021-06-08
10952597 Endoscope apparatus and method of detecting edge Taihei Michihata 2021-03-23
10920960 Light-emitting device and integrated light-emitting device Motokazu Yamada 2021-02-16