Inventor
WATANABE JOJI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE JOJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJI PHOTO OPTICAL CO LTD
4 patentsUS5894369AApr 13, 1999
Lens device with anti-fogging
FUJI PHOTO OPTICAL CO LTD157 citations95
US6494222B1Dec 17, 2002
Ultrasonic cleaning apparatus for an endoscope
FUJI PHOTO OPTICAL CO LTD20 citations91
US6695775B2Feb 24, 2004
Lens assembly for endoscopic lens system
FUJI PHOTO OPTICAL CO LTD37 citations88
US6398722B1Jun 4, 2002
Endoscope rubber part having a perfluoromonomer structure
FUJI PHOTO OPTICAL CO LTD8 citations72