YY

Yukiyoshi Yamakoshi

MI Minolta: 17 patents #107 of 1,109Top 10%
3M: 2 patents #5,326 of 11,543Top 50%
MC Minolta Co.: 1 patents #942 of 1,416Top 70%
Overall (All Time): #260,766 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
5459548 Information forming apparatus with mechanism for unsealing and sealing a cover of recording material Naoyuki Matsuda, Hajime Takei, Fuminori Moro, Hiroshi Tomita, Richard R. Lemberger +2 more 1995-10-17
5228678 Disposable sheet cassette and image forming apparatus designed to employ same Naoyuki Matsuda, Hajime Takei, Fuminori Moro, Hiroshi Tomita 1993-07-20
5181707 Sheet handling apparatus provided with a sheet sucking unit Hajime Takei, Naoyuki Matsuda, Fuminori Moro, Hiroshi Tomita, Homare Sano 1993-01-26
5169137 Magazine for photosensitive sheets Naoyuki Matsuda, Sadanobu Murasaki, Hajime Takei 1992-12-08
5149078 Recording sheet storing apparatus for an image forming system Naoyuki Matsuda, Sadanobu Murasaki, Hajime Takei 1992-09-22
5133541 Transport device for transporting recording medium Sadanobu Murasaki, Kiyoshi Nakamura 1992-07-28
5127646 Image forming apparatus provided with a sheet magazine Naoyuki Matsuda, Hiroshi Tomita, Hajime Takei, Fuminori Moro, Homare Sano 1992-07-07
5100121 Sheet feeder for an image forming apparatus Hajime Takei, Sadanobu Murasaki, Naoyuki Matsuda, Homare Sano 1992-03-31
5090677 Sheet feed arrangement Hajime Takei, Naoyuki Matsuda, Fuminori Moro, Hiroshi Tomita 1992-02-25
5051775 Image forming apparatus provided with a device for covering and uncovering a sheet magazine Hiroshi Tomita, Hajime Takei, Fuminori Moro, Naoyuki Matsuda, Homare Sano 1991-09-24
5049924 Image forming apparatus Fuminori Moro, Hiroshi Tomita, Hajime Takei, Naoyuki Matsuda, Homare Sano 1991-09-17
D318479 Color laser imager Jun Nishiseko, Masatoki Sutoh, Robert L. Rydeen, Edward L. Pass, Bruce W. Carlson 1991-07-23
4994839 Developing device using plurality of tanks 1991-02-19
4968014 Sheet transport apparatus feeding to a plurality of trays in accordance with the sheet size of the transported media Hiroyuki Makiyama 1990-11-06
4866472 Sheet transport apparatus Hiroyuki Makiyama 1989-09-12
4796058 Recording apparatus 1989-01-03
4665408 Image recording apparatus for transporting photosensitive film sheet Shiro Toriumi, Seiichi Yamagishi, Kenjiro Ishii, Yutaka Maeda 1987-05-12
4621272 Photosensitive medium cassette-receiver system Shiro Toriumi, Seiichi Yamagishi, Kenjiro Ishii, Yutaka Maeda 1986-11-04