P

Inventor

WATANABE MAMORU

JP85 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE MAMORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SEIKO INSTR INC

16 patents
US6295249B1Sep 25, 2001

Display correction device and timepiece equipped with display correction device

SEIKO INSTR INC25 citations93
US7029169B2Apr 18, 2006

Chronograph timepiece having zeroing structure

SEIKO INSTR INC24 citations92
US6428201B1Aug 6, 2002

Chronograph timepiece and lever device for timepiece

SEIKO INSTR INC28 citations92
US7614784B2Nov 10, 2009

Residual wound quantity display mechanism of timepiece and timepiece with residual wound quantity display mechanism

SEIKO INSTR INC8 citations84
US7609588B2Oct 27, 2009

Multifunctional clock capable of realizing plurality of movement layouts

SEIKO INSTR INC8 citations83
US7215602B2May 8, 2007

Multifunction timepiece capable of constituting plural fan shape moving hand train wheel layouts

SEIKO INSTR INC13 citations83
US7532546B2May 12, 2009

Timepiece with calendar mechanism having date indicators for indicating date

SEIKO INSTR INC7 citations74
US6779916B2Aug 24, 2004

Electronic timepiece having reset lever with bush

SEIKO INSTR INC8 citations74
US6394645B1May 28, 2002

Electronic watch with correcting mechanism

SEIKO INSTR INC7 citations74
US6814483B2Nov 9, 2004

Self-winding timepiece having train wheel setting apparatus

SEIKO INSTR INC8 citations73
US6965544B2Nov 15, 2005

Electronic timepiece

SEIKO INSTR INC7 citations71
US7433272B2Oct 7, 2008

Calendar timepiece having eccentrically disposed date indicators

SEIKO INSTR INC6 citations63
US6850467B2Feb 1, 2005

Jumper structure and timepiece having the same

SEIKO INSTR INC3 citations63
US6687191B2Feb 3, 2004

Calendar timepiece

SEIKO INSTR INC2 citations63
US6612734B1Sep 2, 2003

Mechanical timepiece with stud adjustment mechanism

SEIKO INSTR INC6 citations63
US6400651B1Jun 4, 2002

Coil block protection structure and electronic device having coil block protection structure

SEIKO INSTR INC4 citations63

FUJITSU LTD

7 patents

ASAHI CHEMICAL IND

5 patents

WATANABE ENG

5 patents

NAT INST RES INORGANIC MAT

3 patents

SONODA ISAO

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

KONISHIROKU PHOTO IND

2 patents

HOSHIZAKI DENKI CO LTD

1 patent

JAPAN TOBACCO INC

1 patent

NTN TOYO BEARING CO LTD

1 patent

MIYAKO JIDOSHA KOGYO KK

1 patent

KK RIKEN

1 patent

LEXMARK INT INC

1 patent

VICTOR COMPANY OF JAPAN

1 patent

SONY GROUP CORP

1 patent

Showing the top 50 of 85 patents by PatentIndex Score.