40 Principles Extended Edition: TRIZ Keys to Technical Innovation, Volume 1


With additional material by Lev Shulyak and Leonid Lerner
Drawings by Uri Fedoseev
Translated and edited by Lev Shulyak and Steven Rodman
Cover and book design by
Robyn Cutler
Printing History
Original English edition
First Edition, January, 1998
Second Printing, April, 2001
Third Printing, April, 2002
Extended Edition
First Edition, February, 2005
Copyright 1997, 2001, 2002, 2005 by Technical Innovation Center, Inc.
Original text Copyright 1974, 1997 by Genrich Altshuller
Original illustrations Copyright 1974 by Uri Fedoseev
New material Copyright 1997 by Lev Shulyak and Leonid Lerner
Translation Copyright 1997, 2005 by Lev Shulyak and Steven Rodman
New commentary material Copyright 2005 by Applied Innovation Alliance, LLC
Notice of Rights
All rights reserved. No part of this book may be reproduced or transmitted in any form or by any means, electronic, mechanical, scanning, photocopying, recording or otherwise without the prior permission of the publisher. For information, contact Technical Innovation Center.
Published by Technical Innovation Center, Inc.
100 Barber Ave.
Worcester, MA 01605
www.triz.org
Library of Congress Catalog Card: 97-80921
Printed in the United States of America
Genrich Altshuller
Author of TRIZ 40 Principles

Genrich Altshuller, the father of TRIZ ( Theory of Inventive Problem Solving), was born in October, 1926 in Tashkent within the former USSR. He spent many years of his life in Baku. Since 1990, he resided in Petrozavodsk.
At the age of 14, Altshuller received his first "inventor's certificate"...