YI

Yoshio Itsumi

KS Kobe Steel: 8 patents #166 of 1,773Top 10%
Overall (All Time): #641,756 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9790576 Titanium or titanium alloy plate excellent in balance between press formability and strength Akihisa Fujita, Hideto Oyama, Tadashige Nakamoto, Kayo Yamamoto 2017-10-17
D799012 Heat exchanger tube Keitaro Tamura, Yasuyuki Fujii, Hideto Oyama 2017-10-03
9656313 Original plate material for heat-exchanging plate, and method for fabricating original plate material for heat-exchanging plate Yasuyuki Fujii, Akio Okamoto, Akihisa Fujita 2017-05-23
D776801 Heat exchanger tube Keitaro Tamura, Yasuyuki Fujii, Hideto Oyama 2017-01-17
D763804 Plate for heat exchanger Kazuki Sakamoto, Akio Okamoto, Hideto Oyama, Keitaro Tamura, Yasuyuki Fujii 2016-08-16
9353432 Pure titanium sheet excellent in balance between stamping formability and strength Akihisa Fujita, Hideto Oyama, Takeshi Kudo, Shogo Murakami 2016-05-31
D757662 Plate for heat exchanger Yasuyuki Fujii, Akio Okamoto, Hideto Oyama, Keitaro Tamura, Kazuki Sakamoto 2016-05-31
9273379 Titanium alloy product having high strength and excellent cold rolling property Takashi Konno, Keita Sasaki, Hideto Oyama 2016-03-01