CHEN JOHN has a total of 16 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, Australia and Canada. Its main competitors in its focus markets machine tools, semiconductors and medical technology are TSURUME TAKUYA, CHEN I MING and CTLAB CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | Australia | 1 | |
#3 | Canada | 1 | |
#4 | Germany | 1 | |
#5 | United Kingdom | 1 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Semiconductors | |
#3 | Medical technology | |
#4 | Machines | |
#5 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Semiconductor devices | |
#2 | Handles for hand implements | |
#3 | Percussive tools | |
#4 | Syringes | |
#5 | Object sterilising | |
#6 | Physical training equipment | |
#7 | Unspecified technologies | |
#8 | Certain plastics | |
#9 | Presses |
# | Name | Total Patents |
---|---|---|
#1 | Chen John | 16 |
#2 | Bhalla Anup | 4 |
#3 | Yilmaz Hamza | 4 |
#4 | Chang Hong | 3 |
#5 | Li Wenjun | 3 |
#6 | Lee Il Kwan | 3 |
#7 | Tang Nie | 1 |
#8 | Kocur Gordon | 1 |
#9 | Miller Paul | 1 |
#10 | Yang Simon | 1 |
Publication | Filing date | Title |
---|---|---|
US2011133258A1 | Shielded gate trench MOSFET with increased source-metal contact | |
US2011147830A1 | Method of forming a self-aligned charge balanced power DMOS | |
US2011039383A1 | Shielded gate trench MOSFET device and fabrication | |
US2011037120A1 | Shielded gate trench MOSFET device and fabrication | |
US2006207391A1 | Hammer having enhanced strength | |
AU2004224896A1 | An apparatus and method for recycling water | |
US2006070496A1 | Hammer having enhanced strength | |
US2006037439A1 | Hammer having vibration absorbing effect | |
GB9715693D0 | A hand tool handle with shock absorbent airbag | |
CA2209885A1 | A hand tool handle with shock absorbent airbag | |
US5058498A | Structure of aluminum can crusher |