TY

Toru Yamada

Sumitomo Electric Industries: 71 patents #74 of 21,551Top 1%
NE Nec: 40 patents #137 of 14,502Top 1%
MA Makita: 13 patents #84 of 770Top 15%
PA Panasonic: 13 patents #1,866 of 21,108Top 9%
FC Fuji Electric Co.: 5 patents #458 of 2,643Top 20%
FU Fujifilm: 4 patents #1,747 of 4,519Top 40%
SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
SC Shin-Etsu Chemical Co.: 3 patents #839 of 2,176Top 40%
SH Showa: 2 patents #102 of 337Top 35%
SC Shionogi & Co.: 2 patents #396 of 1,054Top 40%
SC Shin-Etsu Handotai Co.: 2 patents #282 of 679Top 45%
NC Nikkei Techno-Research Co.: 1 patents #5 of 14Top 40%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
MI Mitsui Petrochemical Industries: 1 patents #503 of 1,024Top 50%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
Casio Computer Co.: 1 patents #1,284 of 1,970Top 70%
NC Nippon Light Metal Company: 1 patents #203 of 499Top 45%
NJ Nuvoton Technology Corporation Japan: 1 patents #117 of 222Top 55%
SC Sanyo Electric Co.: 1 patents #3,644 of 6,347Top 60%
Overall (All Time): #4,453 of 4,157,543Top 1%
176
Patents All Time

Issued Patents All Time

Showing 126–150 of 176 patents

Patent #TitleCo-InventorsDate
6650206 Surface acoustic wave filter and communication apparatus with the same Hiroyuki Nakamura, Shigeru Tsuzuki, Kazunori Nishimura 2003-11-18
6610466 Silver halide photographic lightsensitive material Masami Sakurada, Kiyoshi Morimoto, Fumitaka Ueda 2003-08-26
6608534 Matching circuit chip, filter with matching circuit, duplexer and cellular phone Hiroshi Kushitani, Naoki Yuda, Toshio Ishizaki, Hideaki Nakakubo, Makoto Fujikawa 2003-08-19
6608533 Matching circuit chip, filter with matching circuit, duplexer and cellular phone Hiroshi Kushitani, Naoki Yuda, Toshio Ishizaki, Hideaki Nakakubo, Makoto Fujikawa 2003-08-19
6606124 Solid-state imaging device with photoelectric conversion portions in an array and manufacturing method thereof Keisuke Hatano 2003-08-12
6606015 High-frequency switch, laminated high-frequency switch, high-frequency radio unit, and high frequency switching method Kazuhide Uriu, Tomoyuki Iwasaki 2003-08-12
6603372 Laminated notch filter and cellular phone using the same Toshio Ishizaki, Ikuo Awai, Hideyuki Miyake, Shoichi Kitazawa 2003-08-05
6586786 High frequency switch and mobile communication equipment Shoichi Kitazawa, Masaharu Tanaka, Toshio Ishizaki 2003-07-01
6577205 High-frequency filter device, filter device combined to a transmit-receive antenna, and wireless apparatus using the same Toshio Ishizaki 2003-06-10
6570469 Multilayer ceramic device including two ceramic layers with multilayer circuit patterns that can support semiconductor and saw chips Kazuhide Uriu, Tsutomu Matsumura, Toshio Ishizaki 2003-05-27
6529096 Dielectric filter, antenna duplexer, and communications appliance Tomoya Maekawa, Hiroshi Kushitani, Hiroshi Shigemura, Toshio Ishizaki, Hideaki Nakakubo 2003-03-04
6518863 Dielectric laminated device and manufacturing method thereof Emiko Kawahara, Hiroshi Kagata 2003-02-11
6515559 In-band-flat-group-delay type dielectric filter and linearized amplifier using the same Takehiko Yamakawa, Toshio Ishizaki, Minoru Tachibana, Toshiaki Nakamura, Hiroyuki Nakamatsu 2003-02-04
6510607 Method for forming a dielectric laminated device Hideaki Nakakubo, Toshio Ishizaki, Hiroshi Kagata, Tatsuya Inoue, Shoichi Kitazawa 2003-01-28
6492886 Laminated filter, duplexer, and mobile communication apparatus using the same Hiroshi Kushitani, Makoto Fujikawa 2002-12-10
6476691 Surface acoustic wave filter Shigeru Tsuzuki, Tsutomu Igaki, Ken Matsunami, Kazunori Nishimura, Hiroyuki Nakamura 2002-11-05
6456172 Multilayered ceramic RF device Toshio Ishizaki, Hiroshi Kagata, Makoto Sakakura 2002-09-24
6445266 Multilayer filter having varied dielectric constant regions Yoshitaka Nagatomi, Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa 2002-09-03
6437732 Information terminal with positioning function, positioning system, method of positioning, storage medium, and computer program product Kimiya Yamaashi, Hiroshi Kuroda, Takaharu Ishida 2002-08-20
6401165 Memory device and a facsimile apparatus using the same 2002-06-04
6359531 Multilayer filter with electrode patterns connected on different side surfaces to side electrodes and input/output electrodes Yoshitaka Nagatomi, Naoki Yuda, Toshio Ishizaki, Shoichi Kitazawa 2002-03-19
6351196 Surface acoustic wave filter and multistage surface acoustic wave filter Hiroyuki Nakamura, Kazunori Nishimura, Toshio Ishizaki 2002-02-26
6348845 Surface acoustic wave filter and multistage surface acoustic wave filter Hiroyuki Nakamura, Kazunori Nishimura, Toshio Ishizaki 2002-02-19
6346866 Dielectric laminated device and its manufacturing method Hideaki Nakakubo, Toshio Ishizaki, Hiroshi Kagata, Tatsuya Inoue, Shoichi Kitazawa 2002-02-12
6330002 Image color blending processor 2001-12-11