YS

Yuji Shimizu

RE Renesas Electronics: 16 patents #153 of 4,529Top 4%
Dai Nippon Printing Co.: 7 patents #325 of 2,222Top 15%
Mitsubishi Electric: 7 patents #4,301 of 25,717Top 20%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
NE Nec: 5 patents #2,830 of 14,502Top 20%
MM Mitsubishi Materials: 5 patents #205 of 1,543Top 15%
Pioneer: 5 patents #362 of 1,730Top 25%
KO Konica: 4 patents #638 of 1,958Top 35%
CO Combi: 4 patents #39 of 161Top 25%
KT Kabushiki Kaisha Toshiba: 3 patents #8,011 of 21,451Top 40%
TC Toyoda Gosei Co.: 3 patents #706 of 2,296Top 35%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
T( Toray Plastics (America): 2 patents #39 of 102Top 40%
Pioneer Electronic: 2 patents #804 of 1,840Top 45%
NE Nec Electronics: 2 patents #384 of 1,789Top 25%
SO Sony: 1 patents #17,262 of 25,231Top 70%
DC Dena Co.: 1 patents #81 of 210Top 40%
DK Denki Kagaku Kogyo: 1 patents #291 of 655Top 45%
FW Fts Welding: 1 patents #12 of 67Top 20%
KC Kuraray Co.: 1 patents #981 of 1,827Top 55%
KC Kurray Co.: 1 patents #5 of 24Top 25%
MC Matsushit Electric Industrial Co.: 1 patents #13 of 293Top 5%
MC Matushita Electric Industrial Co.: 1 patents #3 of 106Top 3%
MM Murata Machinery: 1 patents #201 of 397Top 55%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
RE Ricoh Elemex: 1 patents #26 of 49Top 55%
📍 Ise, JP: #1 of 4 inventorsTop 25%
Overall (All Time): #22,009 of 4,157,543Top 1%
81
Patents All Time

Issued Patents All Time

Showing 76–81 of 81 patents

Patent #TitleCo-InventorsDate
5188907 Magnetic recording medium Setsuko Kawahara, Yasushi Nakano, Yasuhisa Yamauchi 1993-02-23
5183315 Infant restraining chair Takehiko Takahashi, Ryuji Iwata 1993-02-02
5110658 Magnetic recording medium Yasushi Nakano, Tohru Miyake, Shigeru Akutsu 1992-05-05
5086527 Folding baby bed Takehiko Takahashi, Takahiro Sato 1992-02-11
5081724 Folding baby bed Takehiko Takahashi 1992-01-21
5080439 Protective infant chair for use in toilet Takehiko Takahashi 1992-01-14