TO

Takuya Okawa

JM Japan Steel Works M&E: 1 patents #5 of 15Top 35%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
MA Ma Aluminum: 1 patents #7 of 15Top 50%
MC Mitsubishi Aluminum Co.: 1 patents #48 of 121Top 40%
TK Toshiba Tec Kabushiki Kaisha: 1 patents #1,144 of 1,664Top 70%
📍 Numazu, JP: #330 of 856 inventorsTop 40%
Overall (All Time): #1,085,603 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12326304 Inner spiral grooved tube with excellent heat transfer property and heat exchanger Toshihiro Harata, Masayuki Nakamoto, Yusuke Nakaura 2025-06-10
11285522 Heat transfer tube, heat exchanger, and method for manufacturing heat transfer tube Yusuke Nakaura, Yuki Hateruma, Hideo Kume 2022-03-29
11131013 Ni-based alloy, gas turbine material, and method for manufacturing Ni-based alloy Koichi Takasawa, Eiji Maeda, Masato Yoshida 2021-09-28
7196824 Confidential facsimile transmission and receipt notification 2007-03-27