Inventor

SHIGEKI TAKEUCHI

Inventor

Overview

5→

Patents

2022–2026

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 5 as inventor

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

F24Hprimary

F24HFluid heaters, e.g. water or air heaters, having heat-generating means, e.g. heat pumps, in general11%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light11%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein11%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof5%

F16FSprings5%

F16LPipes5%

F23DBurners5%

F24DDomestic- or space-heating systems, e.g. central heating systems5%

F24FAir-conditioning5%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact5%

PatentTitleYear

12,523,916Quantum absorption spectroscopy system2026 12,055,439Quantum absorption spectroscopy system and quantum absorption spectroscopy method2024 11,494,739Exchanging messages during a chat session2022 11,320,154Hot-water supply apparatus2022 11,306,981Heat exchanger2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to RINNAI KK (2)· patent assignee history

2022Patents assigned to AIRBNB INC (1)· patent assignee history

2022–2026Based in JP· patent location history

2024–2026Patents assigned to UNIV KYOTO (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RINNAI KK	2	2022
UNIV KYOTO	2	2024–2026
AIRBNB INC	1	2022

Locations

Location	Patents	Span
JP	5	2022–2026