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Patents Grants
last 30 patents
Information
Patent Grant
Stack-type vertical heat dissipation device
Patent number
11,659,687
Issue date
May 23, 2023
Man Zai Industrial Co., Ltd.
Cheng-Chien Wan
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Gravity high-efficiency heat dissipation apparatus
Patent number
11,519,674
Issue date
Dec 6, 2022
Man Zai Industrial Co., Ltd.
Cheng-Chien Wan
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Parallel-connected condensation device
Patent number
11,255,586
Issue date
Feb 22, 2022
Man Zai Industrial Co., Ltd.
Cheng-Chien Wan
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Heat exchange device featuring gas-liquid separation
Patent number
11,219,841
Issue date
Jan 11, 2022
Man Zai Industrial Co., Ltd.
Cheng-Chien Wan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Method for improving the performance of flash memory
Patent number
6,624,023
Issue date
Sep 23, 2003
Macronix International Co., Ltd.
Tzung-Ting Han
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
4th-order sigma-delta modulator with leapfrog topology
Patent number
5,623,263
Issue date
Apr 22, 1997
National Science Council
Tai-Haur Kuo
H03 - BASIC ELECTRONIC CIRCUITRY
Patents Applications
last 30 patents
Information
Patent Application
HEAT DISSIPATION DEVICE FOR MULTIPOINT HEAT SOURCE
Publication number
20230314088
Publication date
Oct 5, 2023
MAN ZAI INDUSTRIAL CO., LTD.
CHENG-CHIEN WAN
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
STACK-TYPE VERTICAL HEAT DISSIPATION DEVICE
Publication number
20220078943
Publication date
Mar 10, 2022
MAN ZAI INDUSTRIAL CO., LTD.
Cheng-Chien WAN
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
GRAVITY HIGH-EFFICIENCY HEAT DISSIPATION APPARATUS
Publication number
20210318073
Publication date
Oct 14, 2021
MAN ZAI INDUSTRIAL CO., LTD.
Cheng-Chien WAN
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
HEAT EXCHANGE DEVICE FEATURING GAS-LIQUID SEPARATION
Publication number
20210113938
Publication date
Apr 22, 2021
MAN ZAI INDUSTRIAL CO., LTD.
Cheng-Chien Wan
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
GRAVITY-DRIVEN GAS-LIQUID CIRCULATION DEVICE
Publication number
20200284523
Publication date
Sep 10, 2020
MAN ZAI INDUSTRIAL CO., LTD.
Cheng-Chien WAN
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
PARALLEL-CONNECTED CONDENSATION DEVICE
Publication number
20200224942
Publication date
Jul 16, 2020
MAN ZAI INDUSTRIAL CO., LTD.
Cheng-Chien WAN
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
ALL-PASS WIDEBAND PHASE SHIFTER AND OPERATING METHOD THEREOF
Publication number
20170201225
Publication date
Jul 13, 2017
NATIONAL CHUNG-SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY
YEONG-HER WANG
H03 - BASIC ELECTRONIC CIRCUITRY