Toshiaki Aoki

Follow

Person

Fuji-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Heat exchanging unit, heat exchanging apparatus, and hot water supp...
- Patent number 11,739,980
- Issue date Aug 29, 2023
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Heat exchanger tube, heat exchange unit, heat exchange apparatus, h...
- Patent number 11,168,922
- Issue date Nov 9, 2021
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F28 - HEAT EXCHANGE IN GENERAL
Information Patent Grant
Filter device and water heater
- Patent number 11,103,818
- Issue date Aug 31, 2021
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F24 - HEATING RANGES VENTILATING
Information Patent Grant
Piping connection unit, air supply or exhaust tube, and combustion...
- Patent number 11,035,571
- Issue date Jun 15, 2021
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
HEAT EXCHANGING UNIT, HEAT EXCHANGING APPARATUS, AND HOT WATER SUPP...
- Publication number 20200064020
- Publication date Feb 27, 2020
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F24 - HEATING RANGES VENTILATING
Information Patent Application
FILTER DEVICE AND WATER HEATER
- Publication number 20190126179
- Publication date May 2, 2019
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
Information Patent Application
PIPING CONNECTION UNIT, AIR SUPPLY OR EXHAUST TUBE, AND COMBUSTION...
- Publication number 20190017701
- Publication date Jan 17, 2019
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
HEAT EXCHANGER TUBE, HEAT EXCHANGE UNIT, HEAT EXCHANGE APPARATUS, H...
- Publication number 20190003739
- Publication date Jan 3, 2019
- PURPOSE CO., LTD.
- Toshiaki Aoki
- F24 - HEATING RANGES VENTILATING