Osamu Hakamata — 11 Patents at Denso

Osamu Hakamata has been granted 11 US patents while listed as an inventor at Denso. The first was granted in 2015 and the most recent in July 2025. Osamu Hakamata ranks #435,149 of 4,157,543 US inventors in our database (top 10.5%). Patent records list Osamu Hakamata in Kariya, MH, JP.

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #	Title	Co-Inventors	Date
12370470	Reserve tank	Masashi Miyagawa, Akira Yamanaka, Kenshirou Matsui, Masaki Harada	2025-07-29
11421580	Reserve tank	Masashi Miyagawa, Akira Yamanaka	2022-08-23
11162743	Heat exchanger tank	Tatsuo Ozaki, Shinta Mabuchi	2021-11-02
11143463	Thermal stress relief stiffener	Guriqbal SINGH, Jason Spenny	2021-10-12
10837707	Heat exchanger	Steven Maloney, Masaya Nakamura	2020-11-17
10598444	Heat exchanger	Shinta Mabuchi, Hajime Sugito, Marta Roberti, Giuseppe Tiziano	2020-03-24
10369665	Brazed structure	Takahiro Izumi, Shimpei Kimura, Yuji SHIBUYA, Shoei Teshima, Hayaki Teramoto	2019-08-06
10317148	Heat exchanger	Tatsuo Ozaki, Shinta Mabuchi	2019-06-11
9751143	Aluminum alloy brazing sheet for heat exchanger	Shimpei Kimura, Toshiki Ueda, Takahiro Izumi, Haruyuki Konishi, Hayaki Teramoto +1 more	2017-09-05
9696099	Heat exchanger with sealing member and protrusion between core plate and header	Yoshinori Ishihara, Hirotaka Ishikawa	2017-07-04
8997912	Electric motorcycle and controller unit	Akinori Honma, Kazuhiro Iida, Takeshi Nagao	2015-04-07

Osamu Hakamata — 11 Patents

Issued Patents All Time

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