MS

Masami Shirai

PE Pentax: 9 patents #5 of 160Top 4%
PC Pentax Precision Co.: 5 patents #1 of 11Top 10%
Overall (2003): #2,197 of 273,478Top 1%
9
Patents 2003

Issued Patents 2003

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6629371 Surveying instrument incorporating a magnetic incremental rotary encoder Katsuhiko Kenjo 2003-10-07
6622391 Incremental rotary encoder, and a surveying instrument incorporating a magnetic incremental rotary encoder Masato Noguchi, Katsuhiko Kenjo 2003-09-23
6618126 Surveying instrument having a sighting telescope and a phase-difference detection type focus detection device therefor Masayuki Murata, Takayuki Ito 2003-09-09
6600308 Magnetic encoder and method for reducing harmonic distortion thereof Masato Noguchi 2003-07-29
6580495 Surveying instrument having a phase-difference detection type focus detecting device and a beam-splitting optical system 2003-06-17
6556283 Electronic distance meter Shinichi Suzuki, Homu Takayama 2003-04-29
6555809 Incremental rotary encoder Katsuhiko Kenjo 2003-04-29
6550150 Surveying instrument incorporating a magnetic incremental rotary encoder Katsuhiko Kenjo 2003-04-22
6532059 Surveying instrument having an optical distance meter Kiyoshi Araki 2003-03-11