Inventor
SHIMIZU HIROHISA
JP22 patents
⚠️ This page may combine multiple inventors who share the name “SHIMIZU HIROHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
OOHIRO WORKS LTD
16 patentsUS6679908B2Jan 20, 2004
Facial treatment device
OOHIRO WORKS LTD44 citations92
US6442340B1Aug 27, 2002
Hair processing accelerator with rotatably adjustable semicircular heaters
OOHIRO WORKS LTD18 citations84
USD474562SMay 13, 2003
Hair processing accelerator
OOHIRO WORKS LTD11 citations73
US6291051B1Sep 18, 2001
Waterproof sheet for hair washing and automatic hair washer using such waterproof sheet
OOHIRO WORKS LTD11 citations73
US6205597B1Mar 27, 2001
Automatic hair washer
OOHIRO WORKS LTD7 citations73
US6526605B2Mar 4, 2003
Automatic hair washer
OOHIRO WORKS LTD2 citations62
US6430365B1Aug 6, 2002
Hair processing accelerator with rotatable adjustable semicircular heaters
OOHIRO WORKS LTD4 citations62
US6401272B2Jun 11, 2002
Hair washer
OOHIRO WORKS LTD4 citations62
US6367101B2Apr 9, 2002
Automatic hair washer
OOHIRO WORKS LTD3 citations62
US6249922B1Jun 26, 2001
Automatic hair washer
OOHIRO WORKS LTD6 citations62
US6243888B1Jun 12, 2001
Hair washer
OOHIRO WORKS LTD2 citations62
US6233755B1May 22, 2001
Hair washer
OOHIRO WORKS LTD2 citations62
US6212703B1Apr 10, 2001
Hair washing apparatus and a neck receiving member used therefor
OOHIRO WORKS LTD3 citations62
US6205596B1Mar 27, 2001
Automatic hair washer
OOHIRO WORKS LTD5 citations62
US6408455B2Jun 25, 2002
Automatic hair washer
OOHIRO WORKS LTD1 citations52
US6269492B2Aug 7, 2001
Automatic hair washer
OOHIRO WORKS LTD0 citations41