Inventor

Tadasu Suzuki

Inventor

Tokyo, JP

Overview

33→

Patents

1989–2003

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 33 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F16Hprimary

F16HGearing65%

F01LCyclically operating valves for machines or engines10%

F02BInternal-combustion piston engines8%

Y10TTechnical subjects covered by former us classification6%

F01MLubricating of machines or engines in general2%

F15BSystems acting by means of fluids in general2%

F16CShafts2%

F16FSprings2%

G05GControl devices or systems insofar as characterised by mechanical features only2%

PatentTitleYear

6,666,785'Tensioner'2003 6,601,473'Plastic lever assembly for power transmission device'2003 6,478,703'Ratchet tensioner with backlash'2002 6,398,682'Hydraulic tensioner with relief valve'2002 6,383,103'Hydraulic tensioner'2002 6,234,928'Ratchet tensioner'2001 6,146,300'Tensioner device for chain drive mechanism'2000 6,120,403'Pivotal support structure for oscillating member'2000 6,110,063'Tensioner lever device'2000 6,086,497'Hydraulic tensioner having a plunger with a self-contained reservoir and high pressure chamber for buffering'2000 6,062,999'Backlashless ratchet-type tensioner'2000 6,059,678'Rachet tensioner'2000 6,050,914'Device for releasing the tension in a mechanical tensioner for a chain'2000 6,045,471'Ratchet type tensioner with hydraulic buffer mechanism'2000 5,921,877'Tooth profile for roller chain sprocket'1999 5,908,363'Ratchet type tensioner with buffer mechanism'1999 5,579,664'Camshaft driving mechanism of double overhead camshaft engine'1996 5,471,895'Camshaft driving mechanism of double overhead camshaft engine'1995 5,397,278'Sprocket for roller chain'1995 5,360,378'Chain drive mechanism having improved noise reduction'1994 5,352,159'Chain tensioner with oil reservoir'1994 5,314,388'Oil-operated tensioner with air bleeding mechanism'1994 5,310,385'Oil-operated tensioner with oil-sealed air entrance'1994 5,295,459'Camshaft drive for V-type or horizontally opposed engine'1994 5,267,537'Lubricating structure for power transmission chain'1993 5,248,282'Oil-operated tensioner'1993 5,116,283'Power transmission mechanism with two sets of chains'1992 5,088,966'Tensioner having pad made of plastics'1992 5,045,032'Chain guide having shoe made of plastics'1991 5,006,095'Ratchet type tensioner'1991 4,881,927'Fluidic tensioner'1989 4,874,352'Fluidic tensioner'1989 4,822,320'Ratchet-type tensioner with positive backlash'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2003Patents assigned to TSUBAKIMOTO CHAIN CO (32)· patent assignee history

1989–1992Based in Kawagoe, JP· patent location history

1992–2000Based in Tokyo, JP· patent location history

1993–2001Based in Higashimurayama, JP· patent location history

1994Patents assigned to TSBAKIMOTO CHAIN CO (1)· patent assignee history

1994–1996Based in Chicopee, MA, US· patent location history

2002–2003Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TSUBAKIMOTO CHAIN CO	32	1989–2003
TSBAKIMOTO CHAIN CO	1	1994

Locations

Location	Patents	Span
Tokyo, JP	9	1992–2000
Chicopee, Massachusetts, US	7	1994–1996
Higashimurayama, JP	6	1993–2001
Kawagoe, JP	6	1989–1992
Osaka, JP	5	2002–2003