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Hiroki Koike — 60 Patents

Nec: 19 patents #548 of 14,502Top 4%

SYSysmex: 12 patents #48 of 868Top 6%

TUTohoku University: 7 patents #68 of 1,680Top 5%

Pfizer: 6 patents #865 of 5,153Top 20%

RPRaqualia Pharma: 4 patents #15 of 69Top 25%

SISumitomo Rubber Industries: 3 patents #635 of 1,637Top 40%

Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%

KTKyushu Institute Of Technology: 1 patents #75 of 237Top 35%

Sony: 1 patents #17,321 of 25,231Top 70%

Overall (All Time): #38,820 of 4,157,543Top 1%

60 Patents All Time

Hiroki Koike has been granted 60 US patents while listed as an inventor at Nec. The first was granted in 1993 and the most recent in September 2025. Hiroki Koike ranks #38,820 of 4,157,543 US inventors in our database (top 0.93%). Patent records list Hiroki Koike in Sendai, NY, JP.

Patents per Year

Issued Patents All Time

Showing 1–25 of 60 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12424273	Storage circuit provided with variable resistance type elements	Tetsuo Endoh	2025-09-23
12090792	Tire and tire-vehicle combination	—	2024-09-17
12013409	Disposal container for testing apparatus and testing apparatus	Nobuya Tamura, Toru Nishikawa	2024-06-18
11772430	Tire	Masayuki Fujita	2023-10-03
11705176	Storage circuit provided with variable resistance type elements, and its test device	Tetsuo Endoh	2023-07-18	$168,000
D988247	Tire for automobile	Daniel Kunkel, Mahito Arai, Oliver Knispel, Shotaro Abe, Jaap Leendertse	2023-06-06
D984368	Tire for automobile	Daniel Kunkel, Mahito Arai, Oliver Knispel, Shotaro Abe, Jaap Leendertse	2023-04-25
11560019	Tire	Yoshifumi Kawagoe	2023-01-24
11514964	Storage circuit provided with variable resistance elements, reference voltage circuit and sense amplifier	Tetsuo Endoh	2022-11-29	$102,000
11417378	Integrated circuit device	Tetsuo Endoh, Shoji Ikeda	2022-08-16	$134,000
10866255	Disposal container for testing apparatus and testing apparatus	Nobuya Tamura, Toru Nishikawa	2020-12-15
10783294	System, method, and non-transitory computer readable recording medium storing a program recorded thereon for supporting a design of a circuit including a stochastic operation element	Masanori Natsui, Akira Tamakoshi, Takahiro Hanyu, Akira Mochizuki, Tetsuo Endoh +1 more	2020-09-22
10665282	Memory circuit provided with variable-resistance element	Tetsuo Endoh	2020-05-26
10101346	Sample analyzer, transportation apparatus, and method	Yousuke Matsui, Go Senda, Hiroo Tatsutani, Yuichiro Ohmae, Atsushi Kumagai +1 more	2018-10-16
D800304	Disposal container for medical diagnostic wastes	Nobuya Tamura, Toru Nishikawa	2017-10-17
9466363	Integrated circuit	Tetsuo Endoh, Takashi Ohsawa, Takahiro Hanyu, Hideo Ohno	2016-10-11
9068956	Specimen analyzing apparatus and specimen analyzing method	Kazuya Fukuda, Hironori Katsumi, Takashi Yamato, Masayuki Ikeda, Tsuyoshi Fukuzaki +3 more	2015-06-30
8837663	Resonance calculation program and analyzing apparatus	Kazuya Yamaji, Daisuke Sato, Shinobu Tsubota, Hideki Matsumoto	2014-09-16
8721965	Transporting apparatus and specimen analyzing apparatus	—	2014-05-13
8583409	Nuclear-characteristic calculating program and analyzing apparatus	Kazuya Yamaji, Daisuke Sato, Shinobu Tsubota, Hideki Matsumoto	2013-11-12
8583376	Resonance calculation program and analyzing apparatus	Hideki Matsumoto, Kazuya Yamaji, Daisuke Sato, Shinobu Tsubota	2013-11-12
8466166	Benzimidazole derivatives as selective acid pump inhibitors	Mikio Morita	2013-06-18
8455256	Sample processing apparatus and sample rack transporting method	Takashi Yamato, Hiroshi Kurono	2013-06-04
8329102	Conveying device and sample processing method	—	2012-12-11
8234941	Specimen analyzing apparatus and specimen analyzing method	Kazuya Fukuda, Hironori Katsumi, Takashi Yamato, Masayuki Ikeda, Tsuyoshi Fukuzaki +3 more	2012-08-07