HWANG JENN JIANG has a total of 13 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in Taiwan, China and United States. Its main competitors in its focus markets environmental technology and electrical machinery and energy are PORTABLE POWER CORP, HENK PETER OLAF and HUNAN MIAOSHENG AUTOMOBILE POWER SUPPLY CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Taiwan | 9 | |
#2 | China | 2 | |
#3 | United States | 2 |
# | Industry | |
---|---|---|
#1 | Environmental technology | |
#2 | Electrical machinery and energy |
# | Technology | |
---|---|---|
#1 | Reduction of greenhouse gas emissions | |
#2 | Batteries |
# | Name | Total Patents |
---|---|---|
#1 | Hwang Jenn-Jiang | 10 |
#2 | Lin Chih-Hong | 8 |
#3 | Wang Sung-En | 6 |
#4 | Weng Wei-Hong | 5 |
#5 | Wang Sung En | 3 |
#6 | Weng Wei Hong | 3 |
#7 | Hwang Jenn Jiang | 3 |
#8 | Wu Wei | 3 |
#9 | Kuo Jenn Kun | 2 |
#10 | Lin Shih-Hung | 2 |
Publication | Filing date | Title |
---|---|---|
TWI631750B | Electrode leading detection device | |
TWI631761B | Internal humidifying structure for fuel cell | |
TWI631760B | Active fuel pressure regulating system | |
TW201843322A | Method of surface modification by gas nitriding treatment | |
TW201843323A | Method of gas nitriding surface modification with pre-oxidization pretreatment applied to pemfc | |
TWI613862B | Bipolar plate inlet structure of fuel cell having drainage flow channel | |
TWI613863B | Bipolar plate structure having optimized gas flow channel | |
TW201419643A | Compact bipolar plate | |
TW201419644A | Fuel cell stack and its partition plate |