Inventor

TSUCHIYA TATSUMI

JP73 patents

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

TSUCHIYA TATSUMI

DAIKIN IND LTD

Method for charging refrigerant blend

Haloolefin-based composition and use thereof

Decomposition inhibitor for hydrogen- and fluorine-containing halogenated hydrocarbons and method of inhibiting decomposition using same

Haloolefin-based composition

Composition containing mixture of fluorinated hydrocarbons, and method for producing same

Hydrofluoropropene refrigerant composition comprising phthalates

Refrigerant-containing composition, heat transfer medium, and heat cycle system

Refrigerant-containing composition, use thereof, refrigerating method using same, and refrigerator comprising same

Method of producing rigid polyurethane foams

Refrigerating machine composition comprising a fluorine-containing polyether oil

Working fluids

Method and composition for inhibiting decomposition of 1,1,1,2,3,3-hexafluoropropane and 1,1,1,3,3-pentafluoropropane

Composition containing refrigerant and application thereof

Method for using a mixture of fluorinated hydrocarbons as a refrigerant, and a refrigeration unit using the mixture as a refrigerant

Haloolefin-based composition

Method of stabilization of a haloolefin-based composition

Azeotrope to azeotrope-like composition containing 1-chloro-3,3,3-trifluoropropene and 1,1,1,3,3-pentafluoropropane

Method for filling mixed refrigerant containing 2,3,3,3-tetrafluoropropene

HITACHI GLOBAL STORAGE TECH

Method of constructing an integrated lead suspension

Method of constructing an integrated lead suspension

Solder ball disposing apparatus, solder ball reflow apparatus, and solder ball bonding apparatus

Thin film magnetic head and head gimbal assembly

Integrated lead suspension and method of construction

Head gimbal assembly method with solder fillet formed by laser irradiating a shaped solder mass

Head gimbal assembly and magnetic disk drive with specific solder ball or slider pad and electrode stud dimensioning to produce reliable solder ball connection using laser energy

Method of constructing an integrated lead suspension

Integrated lead suspension and method of construction

Integrated lead suspension and method of construction

Rotating disk storage device and integrated wire head suspension assembly

Apparatus for assembling a head gimbal assembly

Base plate structure, transfer system, and method and apparatus for assembling a head gimbal assembly

Head/slider supporting structure having lead wire inclined relative to slider pad

IBM

Hard disk drive with slider support structure and head gimbal assembly

Solder-ball bonding device and method

Head supporting arm having laser beam exposing aperture

Ultrasonic bonding performing method and method for transforming, retaining and releasing a suspension assembly

Head supporting arm, Data recording apparatus, with laser beam exposing aperture and limiter

Wired suspension assembly in disk storage device method for assembly head suspension assembly

Method for ultrasonic bonding of slider and lead in a hard disk drive head gimbal assembly

Appearance inspecting jig for small parts and inspecting method employing the same jig

HGST Netherlands BV

Suspension standoff geometry for slider crown change reduction

Electrical contact for an energy-assisted magnetic recording laser sub-mount

HITACHI GLOBAL STORAGE TECH NL

Magnetic head assembly that facilitates recovery of a magnetic head slider

Thermally insulating bonding pad structure for solder reflow connection

TSUCHIYA TATSUMI

Refrigerant composition comprising difluoromethane (HFC32), pentafluoroethane (HFC125) and 2, 3, 3, 3-tetrafluoropropene (HFO1234yf)

Head-gimbal assembly, microactuator, and manufacturing method of the microactuator

MATSUMOTO YUHSUKE

Apparatus for interconnecting connection pads of a head-gimbal assembly and manufacturing method for the head-gimbal assembly

Head-gimbal assembly with a suspension-lead pad having a form that is configured to inhibit formation of an inter-pad solder bridge

UEMATSU YOSHIO

Head gimbal assembly and disk drive with a piezoelectric element

WESTERN DIGITAL TECH INC

Flexure and actuator system for magnetic recording device