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Inventor

HIRONAO OKAYAMA

Inventor
JP

Overview

2→
Patents
2022–2024
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

B23Kprimary
B23KSoldering or unsoldering13%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%
C22FChanging the physical structure of non-ferrous metals and non-ferrous alloys13%
C30BSingle-crystal growth13%
H10NElectric solid-state devices not otherwise provided for13%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1013%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution13%
H01LSemiconductor devices7%
PatentTitleYear
12,070,923Substrate for epitaxial growth and method for producing same202411,524,486Substrate for epitaxtail, growth and method for producing same2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2024Patents assigned to SUMITOMO ELECTRIC INDUSTRIES (2)· patent assignee history
2022–2024Patents assigned to TOYO KOHAN CO LTD (2)· patent assignee history
2022–2024Based in JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO ELECTRIC INDUSTRIES22022–2024
TOYO KOHAN CO LTD22022–2024
Locations
LocationPatentsSpan
JP22022–2024