RT

Ryoichi Takayama

Sumitomo Electric Industries: 5 patents #95 of 3,352Top 3%
📍 Suita, JP: #5 of 108 inventorsTop 5%
Overall (2002): #7,805 of 266,432Top 3%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6475604 Thin film thermistor element and method for the fabrication of thin film thermistor element Eiji Fujii, Atsushi Tomozawa, Hideo Torii 2002-11-05
6472953 Band switching filter using a surface acoustic wave resonator and an antenna duplexer using the same Toru Sakuragawa, Yuki Sato, Katsuya Fujii, Kozo Murakami 2002-10-29
6361154 Ink-jet head with piezoelectric actuator Osamu Watanabe, Kenji Tomita, Isaku Kanno 2002-03-26
6347862 Ink-jet head Isaku Kanno, Satoru Fujii, Takeshi Kamada 2002-02-19
6341851 Ink jet recording apparatus including a pressure chamber and pressure applying means Yuji Takashima, Eiichiro Tanaka, Koji Ikeda, Osamu Kawasaki, Masayoshi Miura 2002-01-29