MI

Masahiko Ishida

NE Nec: 24 patents #375 of 14,502Top 3%
SC Shin-Etsu Chemical Co.: 15 patents #293 of 2,176Top 15%
HI Hitachi: 14 patents #2,889 of 28,497Top 15%
AT Agency Of Industrial Science And Technology: 7 patents #26 of 1,778Top 2%
HO Horiba: 6 patents #63 of 604Top 15%
UL Ulvac: 4 patents #97 of 680Top 15%
Canon: 4 patents #10,118 of 19,416Top 55%
MC Mitsubishi Shindoh Co.: 3 patents #18 of 65Top 30%
TC Taiho Industries Co.: 3 patents #9 of 65Top 15%
YA Yazaki: 3 patents #1,239 of 3,427Top 40%
SK Sekisui Kagaku Kogyo: 2 patents #64 of 395Top 20%
TU Tohoku University: 2 patents #330 of 1,680Top 20%
TC Tokaiseiki Co.: 1 patents #3 of 9Top 35%
TO Tokuyama: 1 patents #280 of 562Top 50%
HC Hitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%
TC The Cannon Company: 1 patents #3 of 90Top 4%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
TC Tokai Shoji Co.: 1 patents #4 of 9Top 45%
Overall (All Time): #19,132 of 4,157,543Top 1%
87
Patents All Time

Issued Patents All Time

Showing 25 most recent of 87 patents

Patent #TitleCo-InventorsDate
12352637 Heat-flow sensor Akihiro Kirihara, Yuma Iwasaki, Yasutomo OMORI, Hiroko Someya, Sadanori HATTORI 2025-07-08
12330194 Cleaning system and cleaning method Atsushi Yoshida, Naruhiro Hoshino 2025-06-17
12312691 Method of manufacturing polycrystalline silicon rod Naruhiro Hoshino, Tetsuro Okada 2025-05-27
12162762 Polycrystalline silicon rod Naruhiro Hoshino, Shigeyoshi Netsu, Tetsuro Okada 2024-12-10
12041853 Portable power supply Akihiro Kirihara, Koichi Terashima, Yuma Iwasaki, Ryohto SAWADA, Yasutomo OMORI 2024-07-16
12000790 Physical property evaluation device Ryohto SAWADA, Yuma Iwasaki, Akihiro Kirihara, Hiroko Someya 2024-06-04
11917917 Thermoelectric conversion element Akihiro Kirihara, Yasutomo OMORI, Ryohto SAWADA, Koichi Terashima, Yuma Iwasaki +1 more 2024-02-27
11870083 Exterior body, abnormality detector, and abnormality detection system Akihiro Kirihara, Yuma Iwasaki, Koichi Terashima, Ryohto SAWADA 2024-01-09
11744469 Thermal diffusion coefficient measuring device, and deep-body thermometer, deep-body temperature measuring device, and deep-body temperature measuring method using same Ryo IGUCHI, Yuki Shiomi, Eiji Saitoh, Ryohto SAWADA, Akihiro Kirihara +2 more 2023-09-05
11673809 Apparatus for manufacturing polysilicon rod Tetsuro Okada, Naruhiro Hoshino 2023-06-13
11565939 Silicon core wire Naruhiro Hoshino, Tetsuro Okada 2023-01-31
11519069 Polycrystalline silicon manufacturing apparatus Tetsuro Okada, Naruhiro Hoshino 2022-12-06
11505862 Method for preventing contamination of base plate Tetsuro Okada, Naruhiro Hoshino 2022-11-22
11417818 Thermoelectric conversion element Akihiro Kirihara 2022-08-16
11411156 Heat exchange device, heat exchange system, and heat exchange method Akihiro Kirihara, Yuma Iwasaki 2022-08-09
11345603 Polycrystalline silicon bar, polycrystalline silicon rod, and manufacturing method thereof Naruhiro Hoshino, Tetsuro Okada 2022-05-31
11326257 Polycrystalline silicon manufacturing apparatus Naruhiro Hoshino, Tetsuro Okada 2022-05-10
11242620 Polycrystalline silicon rod and method for producing polycrystalline silicon rod Shuichi Miyao, Naruhiro Hoshino, Tetsuro Okada, Shigeyoshi Netsu 2022-02-08
11105376 Bearing with measurement function Akihiro Kirihara, Koichi Terashima, Ryohto SAWADA, Eiji Saitoh, Yasuyuki Oikawa +2 more 2021-08-31
10914021 Polycrystalline silicon rod and method for producing single crystal silicon Shuichi Miyao, Naruhiro Hoshino, Shigeyoshi Netsu 2021-02-09
10840427 Thermoelectric conversion element, thermoelectric conversion system and manufacturing method of thermoelectric conversion element Akihiro Kirihara, Shigeru Koumoto 2020-11-17
10611635 Hydrogen gas recovery system and hydrogen gas separation and recovery method Shigeyoshi Netsu, Hiroshi Saito, Shuji Tanaka 2020-04-07
10584035 Purification system of trichlorosilane and silicon crystal Ryota Kishi, Shigeyoshi Netsu 2020-03-10
10461238 Thermoelectric conversion structure and method for making the same Akihiro Kirihara, Asuka Fukue 2019-10-29
10396267 Thermoelectric conversion element and method of manufacturing the same, and heat radiation fin Akihiro Kirihara, Shigeru Koumoto 2019-08-27