Inventor
Sachio Tsunoda
Inventor
Yokohama, JP
Overview
17→
Patents
1980–1994
Patent span
General tagging of new technological developments
Primary field (CPC Y)
Patents· 17 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F03Bprimary
F03BMachines or engines for liquids35%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution35%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests21%
F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g4%
F01DNon-positive displacement machines or engines, e.g. steam turbines2%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications2%
PatentTitleYear
5,290,148'High head pump-turbines'19944,756,663'Method for operating pumps'19884,537,558'Multi-stage hydraulic machine and control method for a multi-stage hydraulic machine'19854,472,103'Multistage hydraulic machines and methods of controlling operations thereof'19844,431,370'Multistage hydraulic machines having air exhausting devices'19844,412,779'Control method for multi-stage hydraulic machine'19834,408,452'Pumping-up hydroelectric power plants'19834,406,578'Method for operating pumps'19834,391,097'Pumping up hydroelectric power plant'19834,363,597'Method for operating pumps'19824,346,304'Method of controlling operation of Francis type pump turbines'19824,344,735'Method of controlling two-stage hydraulic pump-turbines'19824,318,004'Method of pumping up electric power generation and an apparatus therefor'19824,280,788'Multistage hydraulic machine system and a method for controlling the operation thereof'19814,255,078'Method of controlling operation of multistage hydraulic machines'19814,218,182'Casings of hydraulic machines'19804,207,023'Multistage hydraulic machine'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–1988Patents assigned to TOKYO SHIBAURA ELECTRIC CO (16)· patent assignee history
1980–1994Based in Yokohama, JP· patent location history
1994Patents assigned to TOSHIBA KK (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOKYO SHIBAURA ELECTRIC CO | 16 | 1980–1988 |
| TOSHIBA KK | 1 | 1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 17 | 1980–1994 |