YA

Yoshikazu Akiyama

Ricoh Company: 30 patents #620 of 9,818Top 7%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #118,943 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 26–31 of 31 patents

Patent #TitleCo-InventorsDate
6874898 THIN FILM APPARATUS, A MANUFACTURING METHOD OF THE THIN FILM APPARATUS, AN ACTIVE MATRIX SUBSTRATE, A MANUFACTURING METHOD OF THE ACTIVE MATRIX SUBSTRATE, AND AN ELECTRO-OPTICAL APPARATUS HAVING THE ACTIVE MATRIX SUBSTRATE 2005-04-05
6721654 Navigation system and memory medium storing the position data of the specific facilities 2004-04-13
5729262 Ink jet head including phase transition material actuators Tomoyuki Yamaguchi, Kakuji Murakami, Yasuo Miyoshi 1998-03-17
5610853 Ferroelectric material, and semiconductor memory, optical recording medium and micro-displacement control device using the ferroelectric material Sachiko Kimura 1997-03-11
5555219 Ferroelectric material, and semiconductor memory, optical recording medium and micro-displacement control device using the ferroelectric material Sachiko Kimura 1996-09-10
4883766 Method of producing thin film transistor Mamoru Ishida, Shunichi Inaki, Mitsuhiro Kohata 1989-11-28