RATIONAL has a total of 21 patent applications. Its first patent ever was published in 1984. It filed its patents most often in United Kingdom, United States and Australia. Its main competitors in its focus markets computer technology, machines and transport are HSU WINDSOR W, ANALOG DESIGN AUTOMATION INC and HOUGHTON MIFFLIN CO.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 4 | |
#2 | United States | 3 | |
#3 | Australia | 2 | |
#4 | Canada | 2 | |
#5 | Germany | 2 | |
#6 | EPO (European Patent Office) | 2 | |
#7 | WIPO (World Intellectual Property Organization) | 2 | |
#8 | France | 1 | |
#9 | Hong Kong | 1 | |
#10 | Sweden | 1 | |
#11 | Singapore | 1 |
# | Industry | |
---|---|---|
#1 | Computer technology | |
#2 | Machines | |
#3 | Transport |
# | Technology | |
---|---|---|
#1 | Electric digital data processing | |
#2 | Vehicle drive control systems | |
#3 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Devlin Michael T | 7 |
#2 | Stevenson David R | 7 |
#3 | Druke Michael B | 6 |
#4 | Bernstein David H | 5 |
#5 | Wallach Walter A | 4 |
#6 | Wilson James A Jr | 2 |
#7 | Paluch Edward J | 2 |
#8 | Wilson Jr James A | 2 |
#9 | Schroder Steven W | 2 |
#10 | Schroder Steven William | 1 |
Publication | Filing date | Title |
---|---|---|
HK35889A | Higher order language-directed computer | |
US4791550A | Higher order language-directed computer | |
US4766536A | Computer bus apparatus with distributed arbitration | |
US4736287A | Set association memory system | |
CA1270336A | Higher order language-directed computer | |
EP0215001A1 | Higher order language-directed computer. | |
GB8512034D0 | Distributed microcode address apparatus for computer | |
WO8504967A1 | Computer bus apparatus with distributed arbitration | |
DE3436352A1 | Memory system for digital computers | |
GB8424307D0 | Memory system | |
CA1216370A | Set association memory system |