YH

Yasuhiro Hirao

SC Sanyo Electric Co.: 13 patents #333 of 6,347Top 6%
MC Mayekawa Mfg. Co.: 6 patents #15 of 273Top 6%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
Overall (All Time): #241,578 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
7322204 Low temperature zoning formation system for holding freshness of food Kazuo Hariu, Hiroyuki Nakagawa, Kousaku Nishida 2008-01-29
7051546 Defrosting system using compressed air Kazuyuki Iwase, Takeshi Kamimura 2006-05-30
6792768 Low temperature physical distribution system and method and apparatus for maintaining quality in auction market Masaru Murakami 2004-09-21
6532761 Low temperature physical distribution system and method and apparatus for maintaining quality in auction market Masaru Murakami 2003-03-18
6334332 Low temperature waste crushing system taking advantage of cold shortness Makoto Yamamoto, Yukio Hirano, Seiichiro Matsuda, Choiku Yoshikawa, Kazutoshi Ito 2002-01-01
6191668 Coaxial resonator and dielectric filter using the same Kousuke Takeuchi, Yasumi Kobayashi, Kenichi Shibata, Kazuhiro Kuroki 2001-02-20
6165053 Method and apparatus for processing in cold air blast Kazuhiko Yokokawa, Munehiko Yokokawa 2000-12-26
6037699 Surface acoustic wave device Yasumi Kobayashi, Kuniyuki Matsui, Kosuke Takeuchi, Kenichi Shibata, Yusuke Takahashi +2 more 2000-03-14
6034577 Integrated interdigital electrode saw filter with specified distances between input/output electrodes Kuniyuki Matsui, Yasumi Kobayashi, Kousuke Takeuchi, Kenichi Shibata 2000-03-07
5877662 Surface acoustic wave filter including series and parallel interdigital transducers Yasumi Kobayashi, Kuniyuki Matsui, Kousuke Takeuchi, Hiroshi Kayaki, Yusuke Takahashi +3 more 1999-03-02
5844453 Surface acoustic wave filter utilizing a transducer having interdigital electrodes and continuously adjacent electrodes Kuniyuki Matsui, Yasumi Kobayashi, Kousuke Takeuchi, Kenichi Shibata 1998-12-01
5808523 High frequency filter including both dielectric and surface acoustic wave resonators Yasumi Kobayashi, Kuniyuki Matsui, Kousuke Takeuchi, Kenichi Shibata 1998-09-15
5760522 Surface acoustic wave device Yasumi Kobayashi, Kuniyuki Matsui, Kosuke Takeuchi, Kenichi Shibata, Yusuke Takahashi +2 more 1998-06-02
5719536 Surface acoustic wave filter with optimized parallel and series resonator capacitances Kuniyuki Matsui, Yasumi Kobayashi, Kosuke Takeuchi, Kenichi Shibata, Yusuke Takahashi +2 more 1998-02-17
5719537 Surface acoustic wave filter with range of a frequency difference between resonance frequencies of series and parallel resonators Kuniyuki Matsui, Yasumi Kobayashi, Kosuke Takeuchi, Kenichi Shibata, Masami Ikeda +2 more 1998-02-17
5675207 Surface acoustic waver convolver Kuniyuki Matsui, Yasumi Kobayashi, Kousuke Takeuchi, Kenichi Shibata 1997-10-07
5663697 Surface accoustic wave filter Yasumi Kobayashi, Kuniyuki Matsui, Kousuke Takeuchi, Hiroshi Kayaki, Yusuke Takahashi +3 more 1997-09-02
5543757 Surface acoustic wave filter including alternate open and shorted reflector grating Yasumi Kobayashi, Kuniyuki Matsui, Kousuke Takeuchi, Hiroshi Kayaki, Yusuke Takahashi +3 more 1996-08-06
5534829 Antenna duplexer Yasumi Kobayashi, Kousuke Takeuchi, Kenichi Shibata 1996-07-09