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Inventor

Yasuo Yoshizawa

Inventor
Yonezawa, JP

Overview

22→
Patents
1979–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 22 as inventor

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

F16Hprimary
F16HGearing17%
Y10TTechnical subjects covered by former us classification13%
F01BMachines or engines, in general or of positive-displacement type, e.g. steam engines11%
F02BInternal-combustion piston engines11%
F01LCyclically operating valves for machines or engines7%
B30BPresses in general4%
F04BPositive-displacement machines for liquids4%
F16CShafts4%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them3%
H04NPictorial communication, e.g. television3%
PatentTitleYear
11,070,352CDR circuit and receiver of multilevel modulation method202110,519,853Driving apparatus with swinging linear motion mechanism201910,400,599Expander and air refrigeration device with the same201910,138,807Drive device provided with XY-separating crank mechanism20189,967,548Stereoscopic video imaging system and synchronous control method20189,316,249'XY separate crank mechanism and driving device provided therewith'20168,937,647'Stereoscopic imaging system, recording control method, stereoscopic image reproduction system, and reproduction control method'20156,209,900'Cycle provided with a moving fulcrum type leverage'20016,053,027'Press apparatus and press system'20006,035,733'Apparatus for mutual conversion between circular motion and reciprocal motion'20005,887,482'Apparatus for mutual conversion between circular motion and reciprocal motion'19995,838,196'Transformer-coupled amplifier'19985,676,037'Apparatus for mutual conversion between circular motion and reciprocalmotion'19975,660,151'Apparatus for mutual conversion between circular motion and reciprocal motion'19975,570,607'Lever apparatus having stationary fulcrum, movable force point and movable action point, and machine which incorporates the same'19965,535,709'Apparatus for mutual conversion between circular motion and reciprocal motion'19965,479,838'Two-stage drive type lever unit and machine apparatus using the same'19965,182,967'Lever apparatus having a freely movable fulcrum and mechanical apparatus using the same'19935,011,414'Key-input apparatus or CAI system'19914,698,574'Process control apparatus'19874,594,675'Sampling measurement data generation apparatus'19864,138,445'Flame retardant fiber'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979Based in Otsu, JP· patent location history
1986–2001Patents assigned to YOSHIKI KOGYO KK (14)· patent assignee history
1986–2019Based in Yonezawa, JP· patent location history
1998Based in Yamagata, JP· patent location history
2015–2018Patents assigned to YOSHIZAWA YASUO (3)· patent assignee history
2015–2018Patents assigned to SONY CORP (2)· patent assignee history
2015–2018Based in Tokyo, JP· patent location history
2016–2019Patents assigned to TAC RES INC (2)· patent assignee history
2018–2019Patents assigned to Z MECHANISM TECH INSTITUTE CO LTD (3)· patent assignee history
2021Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
YOSHIKI KOGYO KK141986–2001
YOSHIZAWA YASUOself32015–2018
Z MECHANISM TECH INSTITUTE CO LTD32018–2019
SONY CORP22015–2018
TAC RES INC22016–2019
Locations
LocationPatentsSpan
Yonezawa, JP171986–2019
Tokyo, JP22015–2018
Kawasaki, JP12021
Yamagata, JP11998
Otsu, JP11979