P

Inventor

YAMADA TOSHIHIRO

JP61 patents
⚠️ This page may combine multiple inventors who share the name “YAMADA TOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

27 patents
US5742118AApr 21, 1998

Ultrafine particle film, process for producing the same, transparent plate and image display plate

HITACHI LTD125 citations98
US5017102AMay 21, 1991

Magnetically coupled pump and nuclear reactor incorporating said pump

HITACHI LTD84 citations95
US4977444ADec 11, 1990

Semiconductor cooling apparatus

HITACHI LTD69 citations95
US5880557AMar 9, 1999

Transparent plate, process for the production thereof and their applied screen display plate, and cathode ray tube and process for the production thereof

HITACHI LTD18 citations92
US5612128AMar 18, 1997

Ultra fine particles having uneven surfaces and treatment plate using same

HITACHI LTD23 citations92
US5458460AOct 17, 1995

Drainage pump and a hydraulic turbine incorporating a bearing member, and a method of manufacturing the bearing member

HITACHI LTD23 citations92
US5180001AJan 19, 1993

Heat transfer member

HITACHI LTD40 citations92
US4808360AFeb 28, 1989

Method of producing mold for slip casting and method of molding slip casting

HITACHI LTD38 citations92
US5346316ASep 13, 1994

Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit

HITACHI LTD29 citations91
US5223052AJun 29, 1993

Method of treating surfaces of rotors of the screw type rotary machine

HITACHI LTD27 citations91
US5314321AMay 24, 1994

Screw-type rotary fluid machine including rotors having treated surfaces

HITACHI LTD39 citations90
US4812278AMar 14, 1989

Process for preparing mold

HITACHI LTD39 citations90
US5839880ANov 24, 1998

Bearing unit, drainage pump and hydraulic turbine each incorporating the bearing unit, and method of manufacturing the bearing unit

HITACHI LTD16 citations81
US4871497AOct 3, 1989

Slip casting method

HITACHI LTD22 citations81
US4624403ANov 25, 1986

Method for bonding ceramics to metals

HITACHI LTD24 citations81
US4871107AOct 3, 1989

Method for bonding ceramics to each other or a ceramic to a metal

HITACHI LTD7 citations74
US5301078AApr 5, 1994

Magnetic disk unit and manufacturing method of carriage structure thereof

HITACHI LTD17 citations73
US4749118AJun 7, 1988

Method for bonding ceramic to metal

HITACHI LTD17 citations72
US4244751AJan 13, 1981

Method for melt nitriding of aluminum or its alloy

HITACHI LTD10 citations71
US4872606AOct 10, 1989

Sealed structure and production method thereof

HITACHI LTD16 citations70
US5707685AJan 13, 1998

Process for forming ultrafine particle film, transparent plate and image display plate

HITACHI LTD2 citations62
US4883621ANov 28, 1989

Method for forming cast article by slip casting

HITACHI LTD5 citations62
US4795686AJan 3, 1989

Sodium-sulfur electric cell and process for manufacturing the same

HITACHI LTD2 citations62
US11029254B2Jun 8, 2021

Welding monitoring system and welding monitoring method

HITACHI LTD0 citations60
US10935500B2Mar 2, 2021

Welding monitoring system and welding monitoring method

HITACHI LTD0 citations60
US11982998B2May 14, 2024

Manufacturing monitoring assistance device, manufacturing monitoring assistance method, and manufacturing monitoring assistance program

HITACHI LTD1 citations58
US11325209B2May 10, 2022

Welding monitoring system

HITACHI LTD1 citations56

MAZDA MOTOR

4 patents

TOSHIBA KK

4 patents

SANYO ELECTRIC CO

3 patents

NISSIN FOOD PRODUCTS LTD

2 patents

KAYABA INDUSTRY CO LTD

2 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents

TEIJIN LTD

1 patent

MATSUSHITA REFRIGERATION

1 patent

UNICOMM CORP

1 patent

OKUMURA MOTOYOSHI

1 patent

MORISHITA PHARMA

1 patent

MITSUBISHI ELECTRIC CORP

1 patent

Showing the top 50 of 61 patents by PatentIndex Score.