NAC INC has a total of 14 patent applications. Its first patent ever was published in 1972. It filed its patents most often in United States, EPO (European Patent Office) and United Kingdom. Its main competitors in its focus markets audio-visual technology, computer technology and control are BEIJING HONGHENG TECH CO LTD, PROXIMEX CORP and CVTECH INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 4 | |
#2 | EPO (European Patent Office) | 3 | |
#3 | United Kingdom | 2 | |
#4 | Australia | 1 | |
#5 | Canada | 1 | |
#6 | France | 1 | |
#7 | Sweden | 1 | |
#8 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Audio-visual technology | |
#2 | Computer technology | |
#3 | Control | |
#4 | Packaging and shipping | |
#5 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Television | |
#2 | Data recognition and presentation | |
#3 | Alarm systems | |
#4 | Office accessories | |
#5 | Handling thin material |
# | Name | Total Patents |
---|---|---|
#1 | Noda Tsuneta | 2 |
#2 | Tamura Shigeru | 2 |
#3 | Riches Mark | 2 |
#4 | Oguma Kazuhiko | 2 |
#5 | Saito Yutaka | 2 |
#6 | Suzuki Hiroshi | 2 |
#7 | Tanaka Ryozo | 1 |
#8 | Tamura S | 1 |
#9 | Riches Mark John | 1 |
#10 | Takahashi M | 1 |
Publication | Filing date | Title |
---|---|---|
GB9609660D0 | Charge-transfer device for imaging | |
US5157499A | High-speed video camera using solid-state image sensor | |
EP0267608A2 | Full automatic document selection and sealing device | |
EP0268212A2 | Method for automatically sorting and aligning paper edges in a collator | |
US3836710A | Pattern discrimination system using television |